NEWS: Released correspondence tells of tensions at 2009 UN summit and anger at Obama treatment by China
NEWS: Emerging economy will aim for 28-33% renewable energy by 2030, President Rousseff said in joint statement with Obama
NEWS: Climate change rather than natural causes is the main driver of state’s glacier loss, which is set to speed up, US scientists say
BLOG: Political ad hits out at climate sceptic Republican hopefuls in 2016, as oil funders ready $900m election arsenal
NEWS: Amazon protection on the agenda when president Dilma Rousseff meets Barack Obama in Washington next week
NEWS: America’s northern frontier is seeing a surge of large wildfires, releasing more carbon dioxide from tundra and forests
NEWS: EPA warns of severe penalties for undermining green transport policy, after 50-year-old runaway pleads guilty to charges
NEWS: Democrat hopeful lashes out at sceptics and says she’ll back growth of solar, wind and other green energies
NEWS: Former US Treasury chief Hank Paulson leads call for US politicians to take global warming seriously
NEWS: Delegates at summit indicate Angela Merkel has won battle for group of seven to target carbon pollution end
ANALYSIS: Bloc of leading developed nations primed to tackle climate goals as Angela Merkel steps up in crunch year
NEWS: Pennsylvania senator is the latest Republican to weigh into Vatican’s forthcoming encyclical on climate
NEWS: Follow Mexico’s lead, world’s 2nd and 3rd emitter told as emissions pledge for climate pact freeze out forests, study says
NEWS: Carbon cuts of 30% by 2025 possible under existing laws, finds WRI report, with tightening of climate policies
ANALYSIS: Rising temperatures linked to phenomenon could add weight to calls for tough new climate deal in Paris this year
NEWS: Admiral Papp says conditional approval to explore polar waters just ‘another step’, as ‘kayaktivists’ protest in Seattle
NEWS: Allowing oil giant to search for more fossil fuels denies the “meaning” of scientific warnings, writes 350 campaign founder
BLOG: US legal expert lays out criteria for Paris pact, warns administration should not over commit or it could face trouble in courts
NEWS: Mind the gap: experts show scale of cuts needed to match pollution reduction targets of major world emitters
NEWS: Groups warns US government approval of oil firm’s resumed exploration in risky polar waters spells environmental disaster