A photograph of a tree's rings.

The Fellowship of the Tree Rings: A ClioVis Project

The disparate and intriguing connections found in environmental history, one tree ring at a time.
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A History of Noise

Whether we consider the sounds of nature to be pleasant or menacing depends largely on our ideologies.
Photo of a blue bin filled with recyclable garbage.

Petrochemical Companies Have Known for 40 Years that Plastics Recycling Wouldn't Work

Despite knowing that plastic recycling wouldn't work, new documents show how petrochemical companies promoted it anyway.
Man holding a rare Razorback Sucker fish from the Colorado River.
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At 50 the Endangered Species Act is Worth Celebrating

Before the Endangered Species Act, the federal government had actually encouraged the killing of certain species.
The Cross-Bronx Expressway, April 1971. Photo by Dan McCoy/Environmental Protection Agency/National Archives

How the New York of Robert Moses Shaped my Father’s Health

My dad grew up in Robert Moses’s New York City. His story is a testament to how urban planning shapes countless lives.
Trees burning in a forest fire.

We Are Witnessing the First Stages of Civilization’s Collapse

Will our own elites perform any better than the rulers of Chaco Canyon, the Mayan heartland, and Viking Greenland?
Close-up view of a flour beetle under a microscope, showcasing its intricate body structure and features.
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Bugging Out

The complicated, ever-changing, millennia-long relationship between insects and humans.
DDT being sprayed at Jones Beach in New York in 1945.

The Problem With Silent Spring Environmentalism

A new history of the environmental movement places too much emphasis on famous figures like Rachel Carson and shies away from confronting failures.
Yellow oily paper with writing

Smell, History, and Heritage

Smell’s diffuse nature requires crossing the boundaries of several subfields within the historical discipline, but also moving beyond the boundaries of history alone.
Students paddling rafts on Milwaukee River

Remember When Earth Day Used to Be Cool?

Today, the holiday is just a chance for ExxonMobil to release nonsensical ad campaigns. But once upon a time, it was a radical success story.
<p>Thick smoke from multiple forest fires shrouds El Capitan (right) and the granite walls of Yosemite Valley on Saturday 12 September 2020, in Yosemite National Park, CA.<em> Photo Brian van der Brug/Los Angeles Times/Getty</em></p>

What Yosemite’s Fire History Says About Life in the Pyrocene

Fire is a planetary feature, not a biotic bug. What can we learn from Yosemite’s experiment to restore natural fire?
Photograph of an American Northwest forest.

The Long-Lost Tale of an 18th-Century Tsunami, as Told by Trees

Local evidence of the cataclysm has literally washed away over the years. But Oregon’s Douglas firs may have recorded clues deep in their tree rings.
Drawing of 19th century woman in science laboratory

Scientists Understood Physics of Climate Change in the 1800s – Thanks to a Woman Named Eunice Foote

The results of Foote's simple experiments were confirmed through hundreds of tests by scientists in the US and Europe. It happened more than a century ago.

Wild Rice Waters

The resurgence of the wild rice harvest seeks to tells the story of settler colonialism, tribal kinship and ecological stewardship.

America’s Conflicted Landscapes

A nation that identifies itself with nature begins to fall apart when it can no longer agree on what nature is.

John Muir in Native America

Muir's romantic vision obscured Indigenous ownership of the land—but a new generation is pulling away the veil.
Mountains in California.

The Lost Rivers of Owens Valley

Water—who owns it, who uses it—has shaped this landscape from the Paiutes’ irrigation canals to the Los Angeles aqueduct.
The ocean

Chemical Warfare’s Home Front

Since World War I we’ve been solving problems with dangerous chemicals that introduce new problems.

Sea Shanties and the Whale Oil Myth

Oil companies like to point to the demise of the whaling industry as an example of market-based energy solutions. The reality is much more complicated.
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The Lines That Shape Our Cities

Connecting present-day environmental inequalities to redlining policies of the 1930s.