Guardian: The chances of keeping the global temperature increase below 2C will "swiftly diminish' unless the world takes immediate action to escalate cuts in carbon emissions, the United Nations has warned.
The UN Environment Program said that even if nations meet their current emissions reduction pledges, carbon emissions in 2020 will be eight to 12 gigatonnes above the level required to avoid a costly nosedive in greenhouse gas output.
The Emissions Gap Report 2013, which was compiled by 44 scientific...