Environment

Environment

When frog gender flips

With weed killer in the water, some males acquire female traits.

Environment

A global warming flap

Differences in butterfly and moth breeding patterns are linked to a changing climate.

Environment

Pollution at the ends of the Earth

Chemicals are turning up in small Arctic villages far from factories and cities.

Environment

Watching out for vultures

Farmers giving medicine to cows are accidentally poisoning vultures, again.

Environment

Deck the halls with DCA

A plastic ornament was caught giving off poisonous vapors.

Environment

Flu river

Rivers polluted with Tamiflu could help a resistant flu strain develop in birds.

Environment

A gassy threat from above

In Earth’s atmosphere, nitrous oxide threatens the ozone layer.

Environment

Springing forward

Climate change affects the timing of flowering, migration and other natural cycles, meaning spring is coming earlier in many parts of the world.

Environment

Getting the dirt on carbon

The circle of life continues thanks to the carbon cycle.

Environment

Mood-boosting drugs make unhappy fish

Drugs called antidepressants find their way into lakes and streams, affecting the behavior of fish living there in unexpected ways.

Environment

Our plastic world

Some products contain chemicals that can pose a serious health risk.

Environment

Polar ice feels the heat

This is the first of a two-part series on global climate change.