Coral reefs, like this one off the coast of South Africa, are rich both in hue and aquatic sounds.

Coral Reefs Sound Like Popcorn, and That’s a Good Thing

The oceans boast a vibrant soundscape, but we may be slowly silencing their symphonies

Coastal regions and islands are vanishing due to a lethal combination of erosion, sea rise and subsidence, or the slow sinking of land over time. The network of 1200 coral islands and atolls that makes up the Maldives in the Indian Ocean is ground zero.

Ask Smithsonian 2017

What Are All The Ways That Land Can Disappear Beneath Your Feet?

From sinkholes to liquefaction, we look at how solid earth can shrink and elude our grasp

The American Lobster, 'Homarus americanus,' found on the northern area of the Atlantic coast of America.

Climate Change, and Cod, Are Causing One Heck of a Lobster Boom in Maine

The complex relationships between humans, lobster, and cod are creating boom times—for now

A man dives in the Coral Triangle off Ghizo, Solomon Islands, in 2011.

Three Things to Know About the Coral Triangle, the Ocean’s Biodiversity Hot Spot

At more than a billion acres of ocean, the Coral Triangle is one of the world’s biggest and most important marine regions

"I was elected to represent the citizens of Pittsburgh, not Paris," President Trump said during his announcement that the United States would be leaving the Paris agreement. Pictured: a steel mill in the Monongahela Valley of East Pittsburgh in the early 1970's.

How America Stacks Up When It Comes to Greenhouse Gas Emissions

Hint: We’re not number one, but we’re close

Future of Conservation

The Hidden Dangers of Road Salt

It clears our roads, but also spells danger for fish, moose—and sometimes humans

From the Batpod to the Batcomputer, the Caped Crusader's gadgets use up a whole lot of energy and spew a whole lot of carbon. But when it comes to carbon footprints, Gotham's techiest hero has nothing on some of pop culture's other saviors.

Age of Humans

Which of Your Favorite Superheroes Is Destroying the Earth?

Measuring the carbon footprints of your favorite comic book heroes, from Batman to Jessica Jones

The VLF bubble around Earth

New Research

A Human-Made “Bubble” of Radio Waves Could Be Shielding Earth From Radiation

Very Low Frequency radio waves have created a protective bubble around the planet

The ginkgo biloba or Maidenhair tree has been around for at least 270 million years, making it the botanical equivalent of the shark.

Age of Humans

The World Told Through the Eyes of the Ginkgo Tree

By deciding this ancient plant was worthy of their attention, humans ended up dramatically shaping its evolution

In a post-9/11 world, border walls between countries have become more common. But the science is severely lacking in our understanding of how they impact species and fragment ecosystems. Here, a continuous wire fence marks the border between the U.S. and Mexico near Tijuana.

Future of Conservation

How a Border Wall Could Wreak Ecological Havoc

Also in this episode of Generation Anthropocene: The case of U.S. Navy ships, beached whales and deadly sonar pings

This Asiatic cheetah, caught on camera in the Naybandan Wildlife Refuge in Iran, is likely one of just dozens in the region.

New Research

Poaching Isn’t the Cheetah’s Only Problem

Humans isolate the rare cats with roads and fences—which can be as devastating as hunting them outright

The notorious RPB: the rusty patched bumble bee.

Future of Conservation

The Bee That Breaks Your Heart

Insects are hard-pressed to get protection as endangered species. Can one fuzzy anomaly beat the odds?

Wilson works to band waterfowl in the summer to help track the birds. Hunters that harvest banded birds will report their harvest to state wildlife officials.

Age of Humans

This Biologist Defies Gravity (and Glass Ceilings) to Document the Effects of Climate Change

As one of five American women in this role, Heather Wilson blends aviation and birds to bolster climate change records

Deciding when to get divorced is a difficult calculation—even for birds.

Age of Humans

Birds Struggle to Keep Their Marriages in Rapidly Changing Urban Environments

Deciding whether to get divorced is a complex calculation, even for birds

In 300 years of fundamentally altering the Earth and its climate, what have we learned?

Age of Humans

Your Guide to All Things Anthropocene

Documenting an era of manmade change

Age of Humans

Video: Why Should Humans Care About Preserving the Diversity of Life on Earth?

This animation explains that humans don’t just impact the interconnected web of life—we depend on it

Electronic waste, shown here, is just part of the "technosphere," which comprises the totality of the stuff humans produce.

Age of Humans

Humans Have Bogged Down the Earth with 30 Trillion Metric Tons of Stuff, Study Finds

The authors say this is more proof that we are living in an Age of Humans—but not all scientists agree

Radiocarbon dating has been used to determine of the ages of ancient mummies, in some cases going back more than 9000 years.

Age of Humans

Thanks to Fossil Fuels, Carbon Dating Is in Jeopardy. One Scientist May Have an Easy Fix

If only there were such an easy fix for climate change

Surface water seasonality between October 2014 and October 2015 in the Sundarbans in Bangladesh. Dark blue indicates permanent surface water; light blue indicates seasonal surface water.

New Research

High-Resolution Satellite Images Capture Stunning View of Earth’s Changing Waters

An unprecedented mapping project shows the elusive patterns of Earth’s surface water over 30 years

Ahead of her time: Foote first identified the greenhouse effect, now a seminal concept in climate science.

This Suffrage-Supporting Scientist Defined the Greenhouse Effect But Didn’t Get the Credit, Because Sexism

Eunice Foote’s career highlights the subtle forms of discrimination that have kept women on the sidelines of science

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