Global warming rate could be halved by controlling 2 pollutants, U.N. study says

The projected rise in global temperatures could be cut in half in coming years if world governments focused on reducing emissions of two harmful pollutants - black carbon and ground-level ozone, including methane - rather than carbon dioxide alone, according to a U.N. study released Wednesday.
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"I think what this study does that hasn't been done in the past is look at the contributions to global warming by gases with short lifetimes," said Steve Seidel, vice president of policy analysis for the Pew Center on Global Climate Change.

Career lost gives a voice to climate change - Unleashed (Australian Broadcasting Corporation)

[Australia's chief scientist Penny Sackett] Most of it [CO2] stays there for a very long period of time

Snowstorm picks up speed, heads toward Bay Area

Get those parkas out now, because the snow is racing even faster to the Bay Area than forecasters had thought.