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How central is imagination to our understanding of climate change?

The latest report from the Intergovernmental Panel on Climate Change assesses the skill of climate models by their ability to reproduce warming over the twentieth century, but in doing so may give a false sense of their predictive capability.

We need to cut fossil fuel use in the developed world by 90% to stop dangerous climate change, argues George Monbiot.

Stormy debates continue between scientists over the evidence linking hurricanes to global warming as the Atlantic hurricane season gets underway.

This month, Kevin Vranes at the Center for Science and Technology Policy Research in Boulder, Colorado, reviews recent climate legislation passing through US Congress.

Avoiding dangerous climate change will require considerable global efforts to reduce greenhouse gas emissions. A daunting challenge, but one that is practically and economically achievable, argues Jeffrey D. Sachs.

As the world's largest trial carbon storage project gets underway, some are questioning its necessity. Hannah Hoag reports from Australia.

Will voluntary carbon markets genuinely tackle climate change or could they encourage further emissions?

As discussions get underway over a global agreement to slash CO₂ emissions beyond 2012, Amanda Leigh Haag looks at how the Kyoto Protocol has fared and the issues that will shape its successor.