Vatican condemns early release of document in which pontiff calls on people to change their lifestyles and energy consumption or face grave consequences

Countries agree to let co-chairs of the negotiations to make their own alterations to the draft and present it for approval in July

More than 100 US and Canadian scientists publish letter saying tar sands crude should be relegated to fuel of last resort, because it causes so much pollution

Persuading climate recalcitrants such as Japan and Canada to sign up for phasing out fossil fuels by 2100 is a significant achievement by Angela Merkel

World Resources Institute advises businesses as well as governments to increase funding to enable poor countries to cut emissions and rebuild infrastructure

Closing scheme an year earlier than due would amount to ‘wilful destruction' by the government, climate secretary told

Oil giant raised concerns one part of the project, which it sponsored, could give NGOs opportunity to open up debate on its operations, internal emails show

World’s richest sovereign wealth fund increase its investments in coal despite high profile pledge to dump fossil fuels, financial analysis shows

World governments need to set clear long-term goals at Paris climate talks and invest about $50tn to bring about changes needed to avoid dangerous global warming, say World Energy Council

Ben van Beurden agrees we need to capture carbon emissions of fossil fuel reserves, but predicts that the world will be ‘zero carbon’ by century’s end