Poptech

And I provided extensive evidence of Global Cooling:

2006 - Russian Scientist Issues Global Cooling Warning (Russian News and Information Agency)
2006 - Short-Term Ocean Cooling Suggests Global Warming 'Speed Bump' (Science Daily)
2006 - The Coldest Year In The Last Five Years (The Reference Frame)
2006 - There IS a problem with global warming... it stopped in 1998 (The Daily Telegraph, UK)
2007 - Canadian Professor: Prepare for Global Cooling (NewsMax)
2007 - The Coming Global Cooling? (World Climate Report)
2007 - Is 'global cooling' the real threat? (The Washington Times)
2007 - Year of Global Cooling (The Washington Times)
2007 - Coolest Winter Since 2001 For U.S., Globe, According To NOAA Data (Science Daily)
2008 - A cold spell soon to replace global warming (Russian News and Information Agency)
2008 - Br-r-r! Where did global warming go? (The Boston Globe)
2008 - Solar Activity Diminishes; Researchers Predict Another Ice Age (DailyTech)
2008 - Forget global warming: Welcome to the new Ice Age (National Post, Canada)
2008 - Temperature Monitors Report Widescale Global Cooling (DailyTech)
2008 - 4 sources say "globally cooler" in the past 12 months (Anthony Watts, Meteorologist)
2008 - The Oceans Have Stopped Warming! (Canada Free Press)
2008 - No Global Warming Since 1998 As Planet Cools Off (Prison Planet)
2008 - Global temperatures 'to decrease' (BBC)
2008 - Sorry to ruin the fun, but an ice age cometh (The Australian)
2008 - The Antarctic deep sea gets colder (Helmholtz Association of German Research Centres)

What Timescale is long enough and how is this timescale decided?