1. Evidence Against Manmade Global Warming How I Became a Skeptic: A Personal Odyssey
S Fred Singer
Univ of Virginia and SEPP
Heartland ICCC
NY City, March 10, 2009

2. Why don’t we see Greenhouse Warming in the Climate record? Where is it?
After all, CO2 is a GH gas whose level is increasing
Climate sensitivity much less than IPCC’s
Models do not include negative feedbacks
Models ignore important forcings
Data: Problem with trends and ‘smoothing’

3. How I became a Skeptic The Early Years (1956 –1988)
GW Promotion And Skepticism (1988)
My Doubts Become Stronger (1990)
UHI And Loss Of Stations
Fingerprints (1995-
Sea Surface Temperatures (SST) (2005-
Negative Feedbacks
Solar Influences

4. Is Climate Science Policy-Relevant?
The faux “Consensus”
“The science is settled”
NIPCC vs IPCC
“Tipping points” and climate catastrophes
The “Precautionary Principle”