Our Planet

The Hoover Dam in 1933

Excessive Withholding

Bottles washed up on a beach

The Trouble with Bottled Water

Elizabeth Royte reflects on the backlash against commercializing a natural resource and responds to reader comments

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Q&A - Ed Begley, Jr.

Actor and environmental activist Ed Begley, Jr. talks about living green

Separated from his pod along the Pacific Coast, Luna befriended the people of remote Nootka Sound on the western shore of Canada’s Vancouver Island.

Befriending Luna the Killer Whale

How a popular Smithsonian story about a stranded orca led to a new documentary about humanity’s link to wild animals

Carbon Blob Eats US!

What can you do to reduce water consumption?

A schematic of modern thermohaline circulation.

Expand Your Eco-Influence

What can you do to reduce water consumption?

A Thirsty Nation

What can you do to reduce water consumption?

Kitchen with stove and oven of a Roman inn (Mansio) at the Roman villa of Bad Neuenahr-Ahrweiler, Germany

Green Your Kitchen

Household items made of various types of plastic

Cut Your Use of Plastic, Plastic, Plastic

Recycling isn't enough

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Where Everything's Bigger Except the Insurance

An Iconic Image of Science Turns 50

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Patricia Zaradic, Conservation Ecologist, Pennsylvania

The trouble with "videophilia"

Cargo Ships Drop Some Water Weight

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Overheated Corals Switch and Survive

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Bamboo Steps Up

An ancient plant becomes a new sensation

Flooding the Grand Canyon

Biofuel Reality Check

Are Pythons Coming to Your Neighborhood?

Part of the 354 MW SEGS solar complex in northern San Bernardino County, California

California Luvs Solar Power

A Weedy Outlook On Nitrogen

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