Biggest jump ever seen in global warming gases

(AP) -- The global output of heat-trapping carbon dioxide jumped by the biggest amount on record, the U.S. Department of Energy calculated, a sign of how feeble the world's efforts are at slowing man-made global warming.

The biodiversity crisis: Worse than climate change

Biodiversity is declining rapidly throughout the world. The challenges of conserving the world's species are perhaps even larger than mitigating the negative effects of global climate change. Dealing with the biodiversity ...

Scientists warn on climate tipping points

(PhysOrg.com) -- A survey of top climate scientists has revealed there is a real chance of key climate tipping points being passed with serious consequences for the planet.

Why 'scientific consensus' fails to persuade

Suppose a close friend who is trying to figure out the facts about climate change asks whether you think a scientist who has written a book on the topic is a knowledgeable and trustworthy expert. You see from the dust jacket ...

Obama pushes for world climate pact after China deal

A Sino-US breakthrough on reducing carbon emissions proves a global deal on climate change is achievable, US President Barack Obama said Saturday, as campaigners hailed new momentum in long-stalled talks.

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