David Adam

Africa's extensive network of national parks is failing to stem the decline of large mammals, according to a new study.

The United Nations is to commission an independent group of top scientists to review its climate change panel.

Chinese scientists claim to be able to control precipitation. But is so-called geo-engineering more than wishful thinking?

The world must address climate change with or without the US, writes David Adam

New predictions of global warming outstrip earlier worst-case scenarios, reports David Adam.

Fish stocks around the world are still collapsing but there are encouraging signs of change.

Painting your roof white could help slow climate change by reflecting sunlight back into space. So would painting the moon.

A report from the Intergovernmental Panel on Climate Change said last year it was ''likely'' that global warming meant more intense cyclones in future.

Man-made pollution is spreading a growing number of suffocating dead zones across the world's seas with disastrous consequences for marine life.

It has long been the holy grail for those who believe that technology can save us from catastrophic climate change: a device that can ''suck'' carbon dioxide from the air.

Developing countries, including China and India, are unwilling to sign up to a new global climate-change pact to replace the Kyoto Protocol in 2012 because the rich world has failed to set a clear example on cutting carbon emissions, according to the United Nations's top climate official.

Rising food prices could spark worldwide unrest and threaten political stability, the United Nations's top humanitarian official warned on Tuesday after two days of rioting in Egypt over the doubling of prices of basic foods in a year and protests in other parts of the world.