Our Planet

A cheetah stalks past a herd of giraffes in Kenya's Masai Mara National Reserve.

Age of Humans

Humans Caused a Major Shift in Earth's Ecosystems 6,000 Years Ago

We upended a pattern held for 300 million years, and that may mean we are causing a new phase in global evolution

High in the sky, aerosols from airplane exhaust become encased in ice and form the bright contrails seen in a plane’s wake.

Age of Humans

Airplane Contrails May Be Creating Accidental Geoengineering

Dissipating haze from plane exhaust alters how sunlight reaches the Earth and may be unintentionally affecting our climate

A forest elephant takes an unintentional selfie in a camera-trap photo snapped in South Sudan.

Rare Forest Elephants Seen for the First Time in South Sudan

A recent camera trap survey also spied a wealth of other species thriving in remote forests despite the young country's civil unrest

The Lake Mills reservoir gets drawn down in March 2012 as part of the Elwha River Restoration, which involved the largest dam removal project in U.S. history.

Age of Humans

Removing a Dam Can Be a Net Win for the Planet

Once hailed as clean power sources, dams are sometimes more costly to maintain than they are to tear down

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Age of Humans

Video: What Is the Anthropocene and Why Does It Matter?

This animation explains why scientists think we've entered a new chapter in Earth's history

A gibbous moon shines over a large petrified log embedded in the sandstone at Blue Mesa in Arizona's Petrified Forest National Park.

Protecting Arizona's Petrified Forest Can Be as Easy as Taking a Hike

After dispelling myths about vandals and thieves, rangers are working to make this national park more open and engaging

A floating platform in Skadar Lake entices pelicans to build their nests here, protecting them from floods.

Age of Humans

How Floating Nests May Save One of the World's Largest Water Birds

Designed to withstand floods, the rafts are helping the Dalmatian pelican make a comeback in Montenegro and Albania

The ruins of an ancient Norse settlement still stand near Hvalsey Fjord in Greenland.

New Research

Did Climate Change Make the Norse Disappear From Greenland?

Evidence from glacial deposits adds a new twist to the tale of the mysterious lost settlements

Water gushes out of Aswan Dam in Egypt.

Age of Humans

Humans Are Draining Even More of Earth's Freshwater Than We Thought

Ironically, building dams and irrigation systems may end up driving food and water shortages

Though the new method can't produce these large sparklers yet, it may be an important part of future diamond production.

New Research

Weird New Type of Carbon Is Harder (and Brighter) Than Diamond

Dubbed Q-carbon, the material is magnetic, emits a soft glow and can be used to grow diamonds faster and cheaper than ever before

New Mapping Technology Helps Arctic Communities “Keep on Top” of Sea Ice Changes

Buoys are being deployed in the bays of Labrador, Canada, with sensors that track ice thickness, to stop Inuit from breaking through

A dry boat dock sits in Huntington Lake after the water receded, in the High Sierra, California. The state is in its fifth year of drought, and more and more, California is turning to Australia—which endured a ten-year drought earlier this century—for solutions.

Age of Humans

What Can Australia Teach California About Drought?

With the Golden State entering its fifth year of drought, people are looking Down Under for solutions

A crowd sends aloft a balloon representation of Earth at Piazza Venezia during a climate change rally in Rome a day before the COP21 conference in Paris.

Age of Humans

What Will Make the Paris Climate Talks a Success?

This episode of Generation Anthropocene explores the history of the UN climate summit and what's different at this year's event

Thick-billed murres gathering on Coats Island in the Canadian Arctic. New research is finding that these and other birds are bringing ocean pollution back onto land; the birds eat contaminated fish and poop out the chemicals.

Age of Humans

Seabirds Are Dumping Pollution-Laden Poop Back on Land

Chemicals we've poured into the ocean are coming back to sting us thanks to seabirds defecating in their onshore colonies

With the recent opening of the Northwest Passage in the Arctic due to melting sea ice barriers, Smithsonian research biologist Seabird McKeon and his team report increasing numbers of animals making the journey into new territories.

Age of Humans

If Atlantic and Pacific Sea Worlds Collide, Does That Spell Catastrophe?

While the Arctic ice melt is opening up east to west shipping lanes, some 75 animals species might also make the journey

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Spectacular High Fashion Rises From a Landscape of Trash

Photographer Fabrice Monteiro conjures the specter of environmental ruin

Activist Tristram Stuart adds to a collection of fruits during an event in Trafalgar Square designed to highlight food waste by feeding 5,000 people on rejected supermarket food.

Age of Humans

This Is How Much Water You Waste When You Throw Away Food

Tossing an apple is like pouring 25 gallons of water down the drain, and the average American does that 17 times a year

The volcanic plume responsible for the 2010 eruption of the Eyjafjallajokull Volcano in Iceland has also brought up bits of Earth's ancient mantle from deep inside the planet.

New Research

Earth’s Water May Be as Old as the Earth Itself

Ancient volcanic rocks may have preserved tiny samples of the planet’s original moisture

Holiday feasts can be celebratory but also sustainable with a few simple tweaks.

Age of Humans

How to Have the Most Sustainable Thanksgiving Ever

Traditions and turkey don't have to be incompatible with Earth-friendly practices

A bird watcher walks through a dried-up riverbed in the Netherlands in 2007.

Age of Humans

A New "Drought Atlas" Tracks Europe's Extreme Weather Through History

The data, based on tree rings, fills in details about past events and could help improve climate modeling for the future

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