The "blame China" line on climate has become the mantra of developed country excuses for not acting at home. This paper sets out a comparison between the world's two largest greenhouse gas emitters: the US and China.

A deal in Copenhagen will not be possible unless developed countries follow through on their commitments to support emission reductions and climate change adaptation in developing countries.

An increase in global temperature of even 1.5°C could lead to irreversible impacts, and 2°C risks triggering catastrophic runaway climate change. Governments need to take action now to ensure emissions peak by 2015 and decline rapidly to zero by...

An equitable climate agreement in Copenhagen must take into account countries’ historical responsibility and capacity to act.

Why protecting tropical forests is vital to tackling climate change.

Hydrofluorocarbons (HFCs) have been increasingly used in the last decade or so as alternative refrigerants to ozone-damaging CFCs, which are now banned under the Montreal Protocol. Unfortunately, although considered ozone-friendly, HFCs are...

Why international rules are important for stopping climate change. Assessing proposals by the US and Australia, ahead of the Copenhagen Climate Summit