Environment

Environment

Cleaning up fish farms

Although fish farms can supply lots of food, these operations may also cause pollution and hurt wild populations.

Environment

Saving wetlands

In Louisiana and elsewhere, wetlands are disappearing, threatening plant and animal life.

Environment

Whale watch

Unraveling the secret lives of whales may help keep them from dying out.

Environment

Shrinking fish

Because of fishing, fish are becoming smaller and growing more slowly.

Environment

Spotty survival

The northern spotted owl faces unpredictable threats and an uncertain future.

Environment

The wolf and the cow

Can livestock and predators share the same land?

Environment

The birds are falling

The disappearance of many birds could harm ecosystems that depend on them.

Tech

Cold house, hot house, green house

Saving energy at home requires paying attention to the building's windows, walls, and roof.

Environment

Fishing for fun takes toll

Sportfishing can account for a surprisingly large part of the catch of certain types of saltwater fish.

Environment

A newspaper’s hidden cost

Getting a newspaper electronically would be much better for the planet than receiving the paper version.

Environment

Alien invasions

Around the world, plants, animals, fungi, and other life forms are ending up in places where they don't belong.

Environment

Little bits of trouble

Extremely tiny particles known as buckyballs can harm living cells.