The El Nino and La Nina does mean temperatures varies a lot from year to year. 2010 was warmer than 1998, yet it did not have an El Nino as strong as in 1998.
The increase in aerosols also seems to have offset the warming a bit. http://www.noaanews.noaa.gov/stories...particles.html
Oh and when has steam from cooling towers suddenly become smoke. lolz
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