Thursday’s top 5: World may need to suck CO2 out of air, China becomes one of world’s largest historical emitters, senators push for Keystone approval
The OECD, a club of the world’s richest countries, says members failing to prevent dangerous climate change, despite efforts to rein in pollution
Focus on legal nature of global warming treaty replaced by need to ensure any agreement is ‘meaningful’
Lifting restrictions on crude oil exports is a ‘new form of climate denial’, say environmental campaigners
Friday’s top 5: Australian PM urged to keep carbon pricing, Chinese icebreaker struggles in Antarctic ice, and Ford displays new solar electric car
Sceptics may laugh at the irony of climate scientists getting stuck in ice, but it still doesn’t disprove climate change
Thursday’s top 5: Fossil fuels cause 69% of Beijing haze, Chinese helicopter reaches Antarctic ship, and North Dakota train fire fuels Keystone debate
Friday’s top 5: Greenpeace response is a warning says Russian president, Australia gets ready for its Direct Action Plan, and renewable energy in Scotland reaches new high
Key dates for your diary in 2014, a year where the scale and ambition of a UN global warming treaty will be determined
Weather extremes in temperate countries may be down to melting of Arctic snow and ice, according to Chinese and American scientists
Thursday’s top 5: Guangdong carbon market starts trading, abolition of Australian carbon price will cost $7.4bn, and Greenpeace protesters to be released from prison
The RTCC team reflect on a year which broke records, stunned climate experts and left Russell Brand steaming
This year has reaped a vintage crop of climate change protests. RTCC has picked some of the best.
Raymond Briggs, Vivienne Westwood and Jarvis Cocker among artists highlighting threat of melting Arctic
China and Mexico latest to bring trading schemes online as countries eye greenhouse gas reductions
Friday’s top 5: Lord Browne says fracking will not decrease energy bills, China to raise coal threshold, Oil drilling in Pechora Sea to begin in 2014, Australian bushfires linked to Indian Ocean temperature increase, Big six told to hold price increase
Live text and video coverage from the last scheduled day of negotiations at the COP19 summit in Poland
Comment: fossil fuel industry is undermining and subverting climate policies says Rachel Tansey, and need regulation
Row over coal and climate in Poland grows day after government sacks Environment Minister and COP19 President
Japanese government is expected to reduce its emissions targets to 3.1% above 1990 levels, backtracking from previous climate commitments