They Quietly REBUILT America’s Lost Prairie With 800 BISON — What Happened Next SHOCKED Scientists!
The Echo of Thunder
Right now, somewhere across the wind-scoured grasslands of central Montana, a small group of about eight hundred American bison is walking across a piece of land that two hundred years ago would have held the largest herds of wild mammals on Earth.
If you were to stand out there on the high plains today, the first thing that would strike you is the immense, almost overwhelming silence. It is a quiet punctuated only by the steady moan of the prairie wind passing through the dry needles of needle-and-thread grass, or the occasional, distant cry of a western meadowlark. But if you could roll back the clock to the early decades of the nineteenth century, that silence would be utterly obliterated.
Tens of millions of bison once moved across the North American interior in herds so vast, so dense, and so fundamentally massive that they took days to pass a single point. Early explorers, fur traders, and the first white settlers to cross the Mississippi did not just see these herds; they felt them. They described the sound of those approaching millions as something closer to a continuous, low thunder that vibrated upward through the soles of their boots long before the animals crested the horizon. It was a physical frequency, a baseline rumble that defined the geography of an entire continent.
There were so many bison on the Great Plains in the early 1800s that even the most conservative modern population estimates put the total somewhere between thirty and sixty million animals. They were, without peer, the dominant mammal of the continent. Yet, by the year 1900, through a campaign of deliberate slaughter, commercial hunting, and systemic displacement, there were fewer than a thousand left alive.
This is not a historical exaggeration. It stands as one of the fastest, most complete, and most catastrophic extirpations of a large animal species in recorded human history. In the brief space of roughly seventy years—between the 1830s and the dawn of the twentieth century—human beings nearly erased an animal from a landscape it had occupied, shaped, and anchored for hundreds of thousands of years.
But what almost nobody talks about, and what history textbooks routinely omit, is what happened to the prairie itself when the bison vanished.
When you remove the dominant grazer from a grassland ecosystem, you do not simply lose an animal. You do not just subtract a species from a list. You lose a fundamental ecological process. You lose the living, breathing engineering that built and maintained the ecosystem itself. When the bison disappeared, the architecture of the American interior began to quietly, systematically collapse.
Today, the American tallgrass prairie has been reduced to less than four percent of its original range. The shortgrass and mixed-grass prairies further west are in similarly fractured shape. By every objective, scientific measure, the Great Plains of North America have suffered one of the most complete and devastating ecological collapses of any major ecosystem on Earth. And the most striking part of this tragedy is that almost no Americans even know it happened.
Until now.
In the heart of Montana, a small group of scientists, conservationists, and quietly stubborn locals have started doing something about it. This is the story of one of the largest, most ambitious wildlife restoration projects ever attempted in North America: a 3.2-million-acre reserve, roughly the size of the state of Connecticut, being assembled parcel by parcel, ranch by ranch, in the high plains. It is the story of the eight hundred bison that already roam this land, the five thousand that are eventually meant to, and a landmark, thirty-year, peer-reviewed scientific study that has just proven beyond a reasonable doubt that bringing these animals back does something for the earth that no other conservation tool in our possession can match.
What the modern science is revealing about what these animals do to the ground they walk across is genuinely remarkable. It turns out that everything we thought we knew about grassland restoration was incomplete, because it missed the profound, brilliant complexity of what happens when a wild landscape meets its ancient master.
The Forest Beneath Our Feet
To understand what has been lost, and what is currently being rebuilt, we have to look past the modern American landscape of endless blacktop, center-pivot irrigation circles, and neat fences. The tallgrass prairie is one of North America’s ultimate biological masterpieces, and yet almost no average citizen can name it.
As a society, we easily rally around the idea of saving the Amazon rainforest. We understand the intrinsic value of old-growth redwood forests, and we write laws to protect fragile coral reefs. But the American prairie—an ecosystem that once stretched seamlessly from the borders of Canada down through the heart of Texas, covering hundreds of millions of acres of the American interior—has been so completely altered that we do not even register it as a missing biome. We look at a field of industrial corn or a monoculture wheat field stretching to the horizon and we think, This is what the Midwest is. We mistake an ecological desert for a natural landscape.
In its pristine state, a healthy prairie held more biodiversity per square meter than many tropical forests. It was a complete inversion of what most people picture when they hear the word “grass.” Above the surface, during a favorable growing season, an early traveler would find themselves wading through a veritable sea of green and gold. Big bluestem grass grew six, eight, even ten feet tall. Alongside it waved vast stands of switchgrass, Indian grass, and little bluestem.
Scattered through these towering grasses were hundreds of species of deeply adapted flowering plants—compass plants whose leaves aligned precisely north and south to optimize sunlight, purple prairie clover, wild indigo, and purple coneflower. The sheer volume of insects was something early naturalists struggled to describe in their journals. Grassland birds—western meadowlarks, bobolinks, and greater prairie-chickens—called in such staggering densities that diaries from the 1800s note that the dawn chorus was genuinely deafening, an alarm clock of millions of voices that woke travelers at first light.
Herds of pronghorn antelope moved across the open spaces by the thousands. Gray wolves and grizzly bears roamed the flats long before human pressure pushed them up into the safety of the rocky mountains. Prairie dogs lived in subterranean colonies, or “towns,” that stretched for uninterrupted miles, serving as the subterranean urban centers of the plains.
But underneath all of that vibrant life—the part most people never see, let alone think about—lay the true engine of the prairie. The root systems of native prairie grasses do not merely sit in the topsoil; they reach down ten, twelve, and sometimes fifteen feet into the earth. The true architecture of a prairie is essentially that of an upside-down forest.
[ Above Ground: 6-10 Feet of Grasses & Wildflowers ]
===========================================================
[ Below Ground: 10-15 Feet of Massive Root Systems ]
The vast majority of the prairie’s total biological mass is located below the surface, safely tucked away from the blistering heat of summer, the freezing winds of winter, and the inevitable passage of wildfire. Because the biomass is below the surface, the carbon storage is below the surface too. It is locked safely away into deep, dark, rich, organic soil that can store it securely for centuries.
In 1492, this extraordinary, carbon-heavy ecosystem covered something on the order of 170 million acres of North America. Today, less than four percent of that tallgrass prairie remains intact. The rest has been broken by the plow, turned into endless rows of corn, wheat, and soybeans, or carved up by highways, suburban developments, and commercial cattle ranches.
Globally, the picture is just as bleak. Less than three percent of temperate grasslands worldwide are under any form of formal ecological protection. This makes temperate grasslands the single most altered and endangered biome on the planet.
In fact, the International Union for the Conservation of Nature (IUCN) considers Montana’s northern Great Plains to be one of only four places left on the entire planet where large-scale, landscape-level grassland conservation is still even physically possible. The other three are the Kazakh Steppe in Central Asia, the Mongolian Steppe, and the Patagonian Steppe at the southern tip of South America. That is it. Four places left on Earth where humans can still attempt to restore a fully functioning, wild grassland ecosystem at a monumental scale. And the most ambitious, well-documented attempt anywhere in the world is happening right now in Montana, operating almost entirely off the public radar.
The Map of a Dream
The initiative driving this restoration is an organization called American Prairie. It is run by a dedicated non-profit group founded in 2001 with what was, at the time, considered a borderline absurd, wildly unrealistic goal: to assemble a single, continuous nature reserve of 3.2 million acres on the northern Great Plains.
The strategy was simple in theory but incredibly complex in execution. They would buy up private ranches from willing sellers as they naturally came onto the market. By acquiring these private lands, they could also take over the associated federal and state grazing leases on the surrounding public lands, gradually stitching the whole fragmented patchwork together into one giant, uninterrupted, protected grassland landscape.
To put the scale of this vision into perspective, the reserve they envision would be roughly the combined size of Yellowstone and Glacier National Parks. It needs to be that large because, in the words of the biologists managing the project, an ecosystem cannot truly function, heal, or regulate itself unless it possesses the geographical scale required for natural processes to play out without human interference.
The math required to pull this off is daunting. To complete the ultimate blueprint, American Prairie needs to purchase roughly 500,000 to 700,000 acres of private ranch land. They must then weave those private acres together with existing public lands, including the massive Charles M. Russell National Wildlife Refuge, the Upper Missouri River Breaks National Monument, and a highly fragmented patchwork of Bureau of Land Management (BLM) holdings.
As of the most recent figures, through a decade and a half of patient, quiet, parcel-by-parcel land acquisition, they have successfully assembled around 460,000 acres. It is a slow process, it is extraordinarily expensive, and it is working.
But while the land acquisition is a feat of modern conservation logistics, the land itself is not the headline. The bison are the headline.
American Prairie Reserve Land Accumulation:
[▓▓▓▓▓▓▓░░░░░░░░░░░░░░░░░░░░░░░░░░░] 460,000 / 3,200,000 Acres
In 2005, American Prairie reintroduced its very first bison to the reserve. It was a modest, humble beginning: just sixteen animals making up the founding herd. They were brought down from Elk Island National Park in Alberta, Canada. And inside that minor historical detail lies a profound genetic poetry that is worth pausing to understand.
The bison at Elk Island were not just random animals; they were the direct genetic descendants of a few wild bison captured and removed from the northern Great Plains in 1906, right when the species was teetering on the absolute brink of total extinction. A handful of those last surviving wild animals had been purchased by the Canadian government, shipped north into the protected confines of Alberta, and insulated from the commercial slaughter. Their descendants survived, multiplied, and maintained their pure, wild genetic lineage, completely free of any cattle gene crossover.
So, when American Prairie brought those sixteen bison back across the Canadian border to Montana in 2005, those animals were not generic livestock. They were, in a literal genetic sense, the original line coming home. They were the children of the Great Plains returning to the exact soil of their ancestors after a century of exile.
Since that morning in 2005, that tiny founding herd of sixteen has grown through natural reproduction and careful management to approximately eight hundred animals. They roam freely across vast expanses of the assembled reserve, moving through specially modified, wildlife-friendly fences that allow native pronghorn to slide underneath and deer to leap over, while keeping the bison within the broad project boundaries.
The ultimate target for the reserve is a single, free-roaming herd of five thousand bison. This specific number was not pulled from thin air; it is based on the Vermejo Statement, a landmark 2008 consensus document authored by the world’s leading bison ecologists. Five thousand is the minimum number of individuals considered necessary to maintain a genetically diverse, mutation-resistant, and ecologically self-sustaining population of bison over the long term on a multi-million-acre landscape.
Five thousand bison roaming free, doing exactly what bison evolved to do on a piece of land large enough for them to actually do it. And this is where the science transitions from an inspiring conservation narrative into something genuinely jaw-dropping. Because we finally have, for the first time in modern history, hard, peer-reviewed, long-term data on what happens when you put these heavy ecosystem engineers back on the clock.
The Konza Revelations
In August of 2022, a team of researchers led by Dr. Zak Ratajczak at Kansas State University published a paradigm-shifting paper in the Proceedings of the National Academy of Sciences (PNAS), one of the most rigorously peer-reviewed and prestigious scientific journals in the world.
The study was not a quick snapshot or a short-term observation. It was based on more than thirty years of continuous, uninterrupted, daily data collected at a legendary research site called the Konza Prairie Biological Station in eastern Kansas. Konza is an ecological holy ground—it is one of the only places on Earth where scientists have spent decades directly comparing three distinct land management strategies side by side, on the exact same landscape, with the identical soil profiles and the exact same weather patterns.
The three experimental treatments were:
Tallgrass prairie left completely wild with no large grazers at all.
Tallgrass prairie managed traditionally and grazed by domestic cattle.
Tallgrass prairie grazed by reintroduced, free-roaming bison.
When the final numbers were compiled and analyzed after three decades of field research, the results were so striking that they sent shockwaves through the international ecological community.
Plant Species Richness (Biodiversity) Comparison:
[████████████████████] Reintroduced Bison (DOUBLED / +100%)
[██████████░░░░░░░░░░] Domestic Cattle (+40%)
[████████░░░░░░░░░░░░] Ungrazed Prairie (Baseline)
Reintroducing bison did not just slightly improve the health of the prairie; it completely doubled the plant biodiversity of the landscape compared to the ungrazed land. It was a one-hundred-percent increase in species richness. Domestic cattle grazing under the same conditions also improved biodiversity, but by less than half as much as the bison did.
More importantly, during the course of the thirty-year study, the region experienced one of the most severe, punishing droughts in the last forty years—a prolonged climate event that directly mirrored the devastating dust bowl conditions of the 1930s. On the ungrazed land and the cattle-grazed land, the plant communities suffered massive die-offs and structural collapse. But the plant communities grazed by bison proved to be dramatically, remarkably resilient. They weathered the ecological crisis with almost no loss of fundamental stability.
The authors of the PNAS study did not mince words. They officially described their findings as representing “among the largest recorded increases in plant species richness from grazing recorded anywhere in the world.”
To understand why this happens, we have to look past the superficial similarities between bison and cattle. It is easy to look at them and think they are interchangeable. They are both large, heavy, four-legged mammals. They are both members of the bovid family. They both have cloven hooves, and they both eat grass. But beneath the surface, they are entirely different biological machines. They do not graze the same way, they do not move the same way, and they do not affect the soil or the flora in the same way.
Domestic cattle are highly selective grazers. They are picky eaters. They slowly wander through a pasture, identifying the absolute best, most tender, and most nutritious native grasses—such as big bluestem—and they graze them down hard, right to the root. Furthermore, cattle are biologically inclined to hang around water sources, riparian zones, and shady coulees. They tend to stay in one specific area until they are actively forced or herded elsewhere, hammering the exact same patch of ground repeatedly day after day.
The long-term result of cattle grazing is a uniform, heavy pressure on the most desirable, palatable plants, and almost no pressure on the weeds or less tasty vegetation. Over the decades, this selective grazing systematically eliminates the diverse, multi-species plant community that a healthy prairie requires to survive. It leaves behind an impoverished monoculture consisting entirely of whatever plants the cattle happen to dislike eating.
Bison graze on an entirely different operational philosophy. They are what ecologists classify as bulk grazers. They open their massive mouths and take huge, undisclomed mouthfuls of whatever vegetation happens to be standing directly in front of them. They eat grass almost exclusively, but they show far less discrimination or fastidiousness than cattle.
Crucially, bison are built to move. They are restless, nomadic wanderers. A free-ranging bison herd may travel several miles in a single afternoon, grazing intensely in one brief, chaotic burst, and then moving onward, leaving that specific patch of ground completely alone for weeks or even months at a time.
This behavioral pattern creates what biologists call a patchwork or “mosaic” landscape. Under a bison regime, some areas of the prairie are grazed down incredibly hard, some areas are barely touched, and some areas are left completely pristine, creating every possible gradient in between.
This inherent patchiness is the exact mechanism that drives the doubling of biodiversity documented in the Konza study. Different plants require different environmental niches to germinate and thrive. Some rare wildflowers need open, heavily grazed soil with maximum sunlight to start their life cycle; others need the protection of tall, undisturbed grasses. A bison-engineered patchwork landscape allows all of these diverse species to coexist simultaneously on the same acreage. A uniform, cattle-chewed pasture does not.
The Wallow and the Microhabitat
But the biological divergence between these two animals goes even deeper than their eating habits. The bison possesses a tool kit of behaviors that domestic livestock have completely lost. Chief among these is the ancient practice of wallowing.
During the dust of summer, an adult bison—which can weigh upwards of two thousand pounds—will deliberately cast itself onto its side and roll violently back and forth on the ground. This behavior serves a vital personal purpose: it coats their skin in thick dust, which helps them repel biting flies, ticks, and mosquitoes, while simultaneously helping them shed their dense winter coats.
[ Bison Wallow Cross-Section ]
\ / <- Rainwater Collects Here
\__________________________________/ <- Exposed Mineral Soil / Seed Bed
But when a one-ton animal spends decades rolling in the same spot, it creates a massive, bowl-shaped depression in the earth, often six to eight feet across and several inches deep. On a landscape populated by thousands of free-roaming bison, these depressions—called wallows—become thousands of distinct, highly specialized microhabitats scattered like craters across the plains.
When the spring rains arrive, these compacted dirt bowls collect and retain water long after the rest of the prairie has dried out. They become crucial vernal pools, providing breeding grounds for native amphibians, drinking water for insects, and a specialized oasis for unique wetland plants. Because the bison’s heavy rolling exposes the raw, deep mineral soil, it creates the perfect, competition-free seedbed for opportunistic wildflowers and rare grasses that cannot otherwise punch through the thick thatch of an undisturbed prairie.
When the wallow eventually dries out in late summer, it forms a unique micro-climate where the soil composition is fundamentally altered. Cattle simply do not wallow. When you remove bison from a landscape, you do not just lose the animal; you erase millions of these tiny, life-giving earthen bowls that support the insect and plant infrastructure of the continent.
There is also the elegant, evolutionary feedback loop that exists between the native grass and the bison’s hoof. The deep root systems of native prairie grasses—those magnificent fifteen-foot subterranean structures—did not grow in isolation. They evolved hand-in-hand with the pressure of large, nomadic grazers over millions of years. They expect each other.
When a bison bites off the top half of a native grass blade, the plant does not suffer a trauma; it triggers an evolutionary survival mechanism. The grass responds by shedding a portion of its root mass underground to balance its energy, pushing new, highly nutritious green growth upward to quickly capture sunlight. This process pumps organic matter deep into the earth, creating a dynamic, living pump that rejuvenates the soil.
Without any grazing pressure at all, these ancient root systems can actually become stagnant, choked by their own dead accumulation, and gradually atrophy. With the right kind of periodic, intense, nomadic grazing pressure, they thrive. They are two halves of a single biological machine.
The Great Re-Weaving
As the bison on the American Prairie Reserve go about their daily engineering work, the surrounding wildlife is responding with astonishing speed. The reserve is documenting an ecological chain reaction—a great re-weaving of food webs—in real time.
Pronghorn antelope, which often struggle to navigate the intensive fencing of traditional cattle ranches, are returning in numbers to the areas where bison have cleared the path. Sage-grouse—a species whose declining populations are a matter of intense concern across the American West—are actively seeking out the precise patchwork habitats created by bison grazing, using the short-cropped patches for their elaborate mating displays and the adjacent tall grass to hide their nests from predators.
The Grassland Domino Effect:
[ Bison Grazing ]
│
▼
[ Patchwork Habitats & Wallows ]
│
▼
[ Explosion of Plant & Insect Diversity ]
│
▼
[ Return of Birds, Ferrets, Owls, & Foxes ]
In coordination with the U.S. Fish and Wildlife Service, the reserve has successfully reintroduced the black-footed ferret. This animal is widely considered one of the most critically endangered mammals in all of North America. Their survival depends entirely on healthy, expansive prairie dog colonies, which are themselves flourishing in the shorter grass zones maintained by the bison.
Swift foxes—gorgeous, cat-sized predators that had been functionally extinct across much of this country for generations—are making a quiet, triumphant comeback. Alongside them, a host of imperiled grassland bird species are showing measurable population increases. Burrowing owls, mountain plovers, and long-billed curlews are all finding their specific niches within the bison-managed acreage.
This bird resurgence is particularly critical. As an ecological group, grassland birds have suffered a more severe, sharp, and devastating population decline over the last fifty years than any other major bird group on the North American continent. By simply letting the bison walk, human conservationists are providing these birds with the complex habitat diversity that no mechanical mower or human management plan could ever replicate.
And then there is the silent, underground reality that connects this project directly to the greatest environmental challenge of our generation: carbon sequestration.
When we think about natural solutions to climate change, our minds almost automatically drift toward planting trees. We picture vast forests locking up carbon in their trunks and branches. But as our world warms, and as catastrophic wildfires become an annual, unstoppable reality across the American West, forests are revealing a major vulnerability as carbon sinks. When a forest burns, the carbon stored across centuries in the living wood of the trees is instantly volatilized, transforming into smoke and releasing back into the atmosphere in a matter of days.
A healthy prairie handles carbon with a completely different risk profile. Because a working prairie stores the overwhelming majority of its carbon deep underground within its massive, twelve-foot root systems and the surrounding organic soil, that carbon is completely insulated from the surface.
Prairies are born to burn; they evolved with regular wildfire cycles. When a fire sweeps across a grassland, it consumes the dry surface blades, but the carbon vault remains completely safe, locked deep in the dark earth. The roots stay alive, the soil carbon stays put, and within weeks of the fire’s passage, the grass uses that underground energy to burst back into green life.
Recent studies suggest that well-managed, biodiverse grasslands can store carbon at rates that are remarkably competitive with temperate forests, but with a far higher degree of long-term permanence in a fire-prone world. While the precise tonnage figures for the American Prairie Reserve are still being calculated by soil scientists, the fundamental direction of the data is unmistakable: by bringing back the bison and doubling plant biodiversity, we are automatically driving the creation of deeper, denser, and infinitely more resilient underground carbon vaults.
The Modern Frontier Conflict
If the science behind this restoration is so clear, and if the ecological benefits are so undeniable, it raises an obvious, uncomfortable question: Why isn’t every single American celebrating this achievement? Why isn’t this project on the front page of every major news network in the country?
The answer is complex, deeply rooted in history, and it goes directly to the heart of what land restoration actually costs in human terms.
Northern Montana is cattle country. It has been cattle country for well over a century. The ranching families who live, work, and raise their children on the properties surrounding the American Prairie Reserve are not corporate newcomers; they have been anchored to this harsh, beautiful landscape for four, five, or sometimes six generations. Their ancestors arrived in covered wagons, survived brutal winters, built towns, established local economies, and forged a deeply proud cultural identity entirely centered around the raising of beef cattle.
To these communities, the arrival of an incredibly well-funded, outside non-profit organization represents a direct existential threat. They look at American Prairie and they see an organization with the financial power to outbid local families for land, with the explicit, stated goal of tearing down fences and replacing cattle with bison, and with a long-term vision that fundamentally changes the purpose of their home. They worry about the erosion of their tax base, the closure of their small rural schools, and the systematic erasure of their historic way of life.
[ Traditional Ranching Culture ] <─── High Tension ───> [ Wild Ecosystem Restoration ]
- 100+ Year Local History - 30-Year Scientific Data
- Cattle-Based Economy - Bison-Driven Engineering
- Deep Generational Identity - Landscape-Scale Vision
It is vital to be honest about this friction. The opposition to the reserve does not come from a place of malice or a lack of appreciation for nature. It comes from people who feel they are being actively pushed off the map to make way for a wilderness ideal. It highlights a fundamental truth that modern conservationists ignore at their peril: land restoration is never merely a question of pure ecology. It is a deeply messy, emotional question of human geography, local economics, and cultural sovereignty.
American Prairie has recognized this reality and has worked hard in recent years to lower the temperature. They are not trying to eminent-domain anyone; they only buy from entirely willing sellers who choose to put their properties up for market. They pay full federal and state grazing fees exactly like any traditional ranching operation, and they keep their lands open to public hunting, fishing, and recreation.
They have also formed deep, powerful partnerships with native Indigenous nations—including the Blackfeet, Assiniboine, and Gros Ventre tribes—whose ancestors lived in deep spiritual and physical reciprocity with the bison for thousands of years before the first white cattlemen ever set foot on the plains. Through programs like the Wilder Flats initiative, they are working to share bison genetics with tribal herds, returning the animals to the stewardship of the people who know them best. Yet, despite these efforts, the cultural tension remains real, a permanent feature of the modern western frontier.
The Art of Getting Out of the Way
We are never going to restore the entire American Great Plains to the pristine state they enjoyed in 1492. That world is gone. It has been paved over, plowed up, and integrated into the global agricultural food system that feeds hundreds of millions of people. We cannot, and should not, look to erase the modern world.
But on the tiny, fragmented fractions of our public and private grasslands where large-scale restoration is still a physical possibility, the choice we face is profoundly consequential.
We can choose to continue managing these spaces through a lens of slow, ongoing ecological decline—maintaining heavily managed monocultures, fragmented habitats, and artificial boundaries. Or, we can choose to summon the courage to try something different. We can choose to assemble a few key spaces that are large enough for the ancient, self-regulating processes of nature to take the wheel once again.
The experiment unfolding in central Montana is demonstrating a profound, subversive lesson about how humans can heal the ecosystems we have broken. As a species, our default setting is always to add more intervention. We assume that fixing a damaged environment requires more heavy engineering, more complex technology, and more human cleverness.
The bison are suggesting a path that is simultaneously simpler and infinitely harder for our species to accept. Sometimes, the most powerful, intelligent thing we can do for the natural world is to do the bare minimum.
We need to buy the land. We need to take down the interior barbed-wire fences that do not need to be there. We need to put the original animals back on the ground. And then—and this is the part that human beings are historically, fundamentally terrible at—we need to get out of the way, step back, and give the earth time.
In 1492, North America held one of the greatest, most productive grassland ecosystems on the face of the earth. By 1900, we had erased ninety-nine percent of the megafauna that built it. Today, across the sweeping vistas of Montana, eight hundred descendants of those ancient survivors are putting their hooves back into the dirt. The peer-reviewed science says they know exactly how to fix what we broke. The only remaining question is whether we possess the patience, the humility, and the wisdom to give them the room to finish the job.
