Wednesday, August 04, 2010

National Snow and Ice Data Center: A heavy bias toward alarmism

When ice declined slightly faster than "usual" in June, the rate of "loss" was headline news.  When ice declined slightly slower than "usual" in July, it wasn't headline news.

Arctic Sea Ice News & Analysis: August 4, 2010:  July sea ice second lowest: oldest ice begins to melt
The daily rate of decline for July was 77,000 square kilometers (29,700 square miles) per day, close to the 1979 to 2000 average of 84,400 square kilometers (32,600 square miles).
Arctic Sea Ice News & Analysis: July 6, 2010 - Rapid ice loss continues through June
In June, ice extent declined by 88,000 square kilometers (34,000 square miles) per day, more than 50% greater than the average rate of 53,000 square kilometers (20,000 square miles) per day. This rate of decline is the fastest measured for June.

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