News & Comment

University of Colorado energy-use researcher Karen Ehrhardt-Martinez, who in June 2011 became director of the Climate, Mind and Behavior Program at the Garrison Institute in New York, believes that society can cut its energy use by up to 30% through behavioural changes alone. She talks to Nature Climate Change.

Developing countries can reduce their greenhouse-gas emissions through voluntary actions, but they need the full support of developed nations, says Sonja van Renssen.

Joseph Holden, director of water@leeds — an international climate and water research centre based at the University of Leeds — and colleague Dabo Guan talk to Nature Climate Change about the project.

Semantic arguments about the definition of 'tipping points' are distracting attention away from the causes and impacts of climate change in the Arctic.

The Durban conference on climate change made progress of sorts, but the hardest decisions have been deferred.

For the first time, banks have been ranked by how much they facilitate global warming. Anna Petherick asks how this data should be used.

Certification criteria for sustainable building materials need to be rationalized to avoid confusion in the marketplace.