I'll wait till the acid test happens. Thats when FOX news says there is no global warming because if it happens they'll toot a big horn and hopefully have the data to back it up.
The first paragraph of the introduction of 4th report for 07
Warming of the climate system is unequivocal, as is
now evident from observations of increases in global
average air and ocean temperatures, widespread melting
of snow and ice and rising global average sea level
http://www.ipcc.ch/pdf/assessment-re...r4_syr_spm.pdf