Saturday, September 26, 2009

9/23 Dust Storm in Australia

The linked image from NASA Earth Observatory graphically shows the magnitude of this storm. The accompanying article attributes the dust to several consecutive years of drought, and agricultural fields not being planted because of the drought. Is the drought due to global warming?

All I can say is that we were just in Queensland, and many of the reservoirs there which had been completely dry for several years, now had water due to heavy rains earlier this year. Whether rainfall overall is decreasing in Australia due to global warming is probably too early to tell, because "Drought is also part and parcel of life in Australia, particularly in the marginal areas away from the better-watered coasts and ranges."

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GREENLAND - Will probably be the focus of near term sea level rise

Greenland is almost all covered by a very thick glacial ice cap. If all of Greenland's ice either melted or slid into the oceans, sea le...