Congratulations, Voters. You Just Made This Climate Denier the Most Powerful Senator on the Environment.

Climate Change Is Hurting Poor Countries Right Now. Why Won't Rich Countries Act?

This Election's Top Donor Is an Environmentalist. So Where Are the Results?

A GOP Senate's Top Target: Obama's Environmental Legacy

This Beautiful Bird Might Thwart the Oil and Gas Industry's Drilling Plans

This Canadian Pipeline Is the New Keystone XL

This Michigan House Race Has Become a Last-Minute Battleground for Outside Spending

The Pope Can Figure Out Science, So Why Can't the GOP?

A Climate Change Pact That Includes the U.S. and China Isn't Hopeless. Here's Why.

Oil Prices Are Dropping. Will We Turn Into Gas-Guzzling, Energy Monsters Again?

These Two World Leaders Are Laughing While the Planet Burns Up

Obama's Environmental Policies Don't Deserve Paul Krugman's Praise

Our Planet Is Going to Blow Past the "Two Degrees" Climate Limit

In 15 Years, Floods Will Be a Part of Everyday Life on the East Coast

Republican Candidates Keep Stumbling Over Climate Change Questions

This Silicon Valley Giant Is Refusing to Leave the Conservative ALEC

The Oil v. Coal Showdown Is Going to the Next Level

This Chart Will Tell You Just How Quickly Your Country Is Depleting Earth

Solar Power Could Provide Almost One-Third of World's Electricity Within a Few Decades

Why India Isn't So Keen to Fight Climate Change