The Arctic is warming twice as quickly as the rest of the world, with significant consequences for northern Eurasia. Cat Downy discusses how the European Space Agency is working with researchers to combine remotely sensed, field and laboratory data in this hard-to-access region.
The Planet Under Pressure conference underscored a rapidly changing landscape of Earth-system science. Mike Raupach says that the path ahead should combine the need for wider engagement with a continuing commitment to reason.
UN panel foresees big growth in renewable energy, but policies will dictate just how big.
Nature, (12 May 2011, says a report from the Intergovernmental Panel on Climate Change (IPCC), released on 9 May at a briefing in Abu Dhabi, suggests that an inevitable — if slow — shift towards specialized energy crops, sunlight, wind and other sources of renewable power will mark the next four decades.
This issue highlights various aspects of Arctic climate change, including sea ice and methane. We also look at a new tool for analysing complex global challenges, the path ahead for the Earth-system...