The habitats of many common plants and animals will shrink dramatically this century unless governments act quickly to cut rising greenhouse gas emissions, scientists said on Sunday after studying

Stresses on water supplies aggravated by climate change are likely to cause more conflicts and water should be considered as vital to national security as defense, the United Nations report said on

Climate change is likely to make reef-building stony corals lose out to softer cousins in a damaging shift for many types of fish that use reefs as hideaways and nurseries for their young, a study

A new United Nations plan to involve all nations in marshalling science to fix environmental problems ranging from toxic chemicals to climate change will be put to the test from Monday at talks in Nairobi.

The 40-year-old UN Environment Programme will open its annual governing council to all the world’s almost 200 nations, up from a current group of 58, under reforms aimed at making the world economy greener at a time of weak economic growth.

The world must spend an extra $700 billion a year to curb its addiction to fossil fuels blamed for worsening floods and heat waves and rising sea levels, a study issued by the World Economic Forum

About 3,000 reindeer on an island near Antarctica are to be slaughtered to stop damage to the environment by the descendants of a tiny herd introduced a century ago for food by Norwegian whale hunt

An agreement by almost 200 nations to curb rising greenhouse gas emissions from 2020 will be far more costly than taking action now to tackle climate change, according to research published on Wedn

Norway, which has led developed nations by investing billions of dollars to slow tropical deforestation, announced plans on Wednesday to step up its efforts as part of "first aid" to slow climate c

The amount of land needed to grow crops worldwide is at a peak and an area more than twice the size of France can return to nature by 2060 due to rising yields and slower population growth, a group

Evidence that global warming is man-made is getting stronger, the head of a U.N.