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onEarth

The planet is our beat.

An Endangered River Runs Through It

The stretch of the Colorado River that winds through the Grand Canyon faces a triple threat of manmade woes.

How Much Oil?

Experts still don’t agree on the amount of oil that gushed into the Gulf—but everyone knows it was a lot.

Gone Fishing

Come to the best sportfishing resort in the bayou (if only the trout would start biting again).

Our Ocean If We Want It

An author of a new book says the sea will surely outlive us (but our bad habits are scarring it forever).

Mystery Methane

Scientists are trying to figure out the cause of a strange methane hot spot in the Southwest.

America’s Best Idea, Executed Poorly

A study says that if we want to prevent extinction, we’re protecting the wrong areas of the country. Can't we do both?