NEWS: Green campaign group warns valuable natural resource is threatened by pollution, overfishing and climate change
NEWS: The biggest extinction ever known on Earth resulted from oceans turned acid by CO2, the main gas driving human-caused climate change today
NEWS: Climate vulnerable nations call for ambitious carbon cuts and more emphasis on adaptation in proposed 2015 deal
NEWS: Development of group of alga may be stunted as oceans absorb more carbon dioxide, with widespread effects for marine life, say scientists
COMMENT: Scientists at Climate Analytics discuss the odds of avoiding temperature rises above 1.5C and 2C
COMMENT: A letter from a schoolgirl on the sinking Seychelles to the UN secretary general Ban Ki-moon
ANALYSIS: Finding that world must reach zero emissions this century is significant, even though key phrase was omitted from final version
INTERVIEW: With little hard cash on the table at UN summit, biodiversity champions seek to link up with mainstream agendas
NEWS: Warming waters and acidification are steadily degrading the planet’s oceans, says new study
ANALYSIS: Negotiators are already distancing themselves from the 2C goal, but it is too important to throw away
INTERVIEW: While debate rages across the US over President Obama’s carbon cuts, one small east-coast state has taken a lead
NEWS: Australian reef could be more resilient to warming than thought, historical data shows
NEWS: New law creates climate council and seeks to protect islands from threat of rising sea levels
NEWS: Low lying island countries at risk from sea level rise are pushing for tougher climate action ahead of Bonn talks
ANALYSIS: Costs of global transition to clean energy sources smaller than expected, and could offer huge benefits
BLOG: Scientists working on the IPCC’s latest study answer questions on adaptation, positives from warming and timeframes
ANALYSIS: UN climate panel only reports ‘facts’, but is it time to make clearer the implications for policy?
ANALYSIS: risks linked to warming above 2C likely to be unpredictable and dangerous, says IPCC report
NEWS: Costs of global warming outweigh benefits say UN scientists, with damages likely to rise without emission cuts
Latest news, analysis, tweets and commentary from the Intergovernmental Panel on Climate Change’s report on the impacts of global warming