There are black days ahead for the ?carbon' industry - Telegraph

None of the lobbying has been more telling than a statement issued by 259 investment organisations, controlling "collective assets totalling over $15 trillion" – including major banks, insurance companies and pension funds. These are the bodies calling most stridently for "government action on climate change", because they are the ones who hope to make vast sums of money out of it. They are desperate for a treaty of the type they failed to get at Copenhagen – even more so since the collapse of the US cap and trade bill – because they see their chance of turning global warming into the most lucrative fruit machine in history dwindling by the month.

To Fight Climate Change, Clear the Air - NYTimes.com

From a political point of view, the most appealing greenhouse emissions to reduce are ozone and soot, because they contribute so much to local air pollution. After all, people everywhere care about the quality of the air they breathe and see — even if most of them are not yet very worried about global warming.