It's been strengthening very slowly, but at 11:20 AM CDT yesterday Isaac was officially declared to have become a category 1 hurricane. Whilst still a mere tropical storm, here's what it did to Haiti a few short days ago:

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The COP17 climate change conference in Durban finally finished on Sunday a day and a half late. According to the final press release it:

Delivered a breakthrough on the future of the international community's response to climate change, whilst recognizing the urgent need to raise their collective level of ambition to reduce greenhouse gas emissions to keep the average global temperature rise below two degrees Celsius.

The press release itemises the "breakthrough" decisions as follows:

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