Earth
Emissions pledges trickle in for UN climate deal
Several big carbon emitters, including the EU and US, have filed plans for cutting emissions ahead of a UN deadline in the run-up to the Paris climate summit
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Several big carbon emitters, including the EU and US, have filed plans for cutting emissions ahead of a UN deadline in the run-up to the Paris climate summit
A NASA scientist says California must ration water and monitor groundwater use as severe drought continues