Environment

Ecosystems

Predators as climate helpers

In lakes and streams, fish and insects can help protect aquatic plants that gobble up greenhouse gas.

Environment

Trees on the edge

Serious drought is a threat to most trees, worldwide survey finds.

Environment

Exhaled air: A problem in buildings?

New studies suggest carbon dioxide that accumulates in classrooms could limit how well the brain processes information, lead to more student absences.

Animals

Python-palooza!

Monster-sized Burmese python bearing record-number of eggs retrieved in the Florida Everglades.

Environment

Cool Jobs: Planet protectors

Scientists develop new technologies that will make future cities more sustainable.

Environment

Water’s worldwide travels

Scientists track the movement of ‘virtual water,’ used in the production of goods and exchanged among nations.

Environment

Suffocating waters

Coastal animals around the world are spending more time in or around waters with too little oxygen.

Environment

Climate coolers

Reducing methane, soot in the atmosphere could curb climate change.

Earth

Water, water, not everywhere

Satellites show a drop in Earth’s groundwater levels.

Animals

Tiny earthworms’ big impact

Invasive earthworms change North American landscapes, for better or worse.

Environment

Ozone hits a new low

Scientists discover a major thinning in the protective atmosphere over Arctic.

Environment

Cleaning clothes dirties oceans

Washing polyester fabrics sends plastics to sea.