New law requires the US economic powerhouse to cut its emissions by 40% below 1990 levels by 2030
Researchers have pinpointed the beginning of global warming to a couple of decades in mid-1800s, showing earth’s sensitivity to small atmospheric changes
An average of 22.5 million people have been displaced by climate or weather-related events since 2008: one answer is access to better forecasts
UK defence and security committee warns country is ill-prepared for conflict with Russia, warns it needs to look to North Pole for future threats
Minister tells Climate Home the 2016 UN climate meeting should focus on decarbonisation, finance and adaptation pathways
Halting tree-felling and land clearance is not enough to save tropical rainforests without programmes of forest restoration in degraded areas, scientists say
Study of natural carbon dioxide reservoirs shows that the greenhouse gas could be safely stored deep underground for tens of thousands of years
Drought and heat have hit Ugandan harvests, but new varieties of seeds and beans could help secure food supplies in vulnerable regions
Coal has entered a structural decline, say experts, leaving gas as the second largest source of carbon behind petroleum
Falling costs and rising carbon risks are leading companies located in areas blessed with wind and solar to invest in renewables
Fifty-seven countries accounting for 59.88% of global emissions have now indicated they will sign agreement before end of 2016
Reports indicate Beijing is pushing UN climate deal towards ratification, with 21 September UN climate meeting in New York possible date for announcement
Announcement makes entry into force for Paris deal more likely, but concerns remain over both countries’ weak emission cutting goals
Survey finds that 69% of visitors to the world’s largest coral reef system are motivated by the fear that it might disappear
Scientists to explore emission pathways that could lead to lower levels of global warming with IPCC study due in 2018
Record high temperatures in Arctic Russia are believed to be one of the main factors behind the emergence of the deadly anthrax disease in northwestern Siberia
Warning that humans may already have emitted enough carbon dioxide to undermine the 1.5°C temperature rise threshold agreed by 195 nations last December
Incoming CVF chair says group will be ‘visionary’ in efforts to generate political momentum on greenhouse gas emission cuts
Clean200 index guides investors towards climate-friendly firms like Philips, Tesla and Xinjiang, which collectively provided annual returns of 22% over the past decade
MDBs say 2015 dip in finance funding due to change in reporting procedures, highlight $80bn in mobilised cash for clean energy, adaptation