I debated whether to start a new thread with this, but it seems appropriate, here..
- did anyone else watch Horizon, last night, regarding a phenomenon called 'global dimming'?
http://news.bbc.co.uk/1/hi/sci/tech/4171591.stm
if the conclusions are correct - and they are based on a huge amount of measurements, we could see even more rapid climate changes in the future - scary stuff