Monthly Archives: August 2007

Unthreaded #17

Aug 2, 2007 – 3:07 PM

Continuation of Unthreaded #16

By John A | Posted in General | Comments (390)

Peterson (2003)

Aug 2, 2007 – 12:37 PM

Peterson (2003) online here is an influential study cited by IPCC AR4 purporting to show that the urbanization effect is negligible. It concluded: Using satellite night-lights—derived urban/rural metadata, urban and rural temperatures from 289 stations in 40 clusters were compared using data from 1989 to 1991. Contrary to generally accepted wisdom, no statistically significant impact […]

By Stephen McIntyre | Posted in Scripts, Surface Record, UHI | Tagged | Comments (51)

Gerry North's Suggested Reading on Climate Models

Aug 1, 2007 – 6:34 PM

Obviously the big issue in climate is the impact of 2 times CO2. While my own issues tend to be statistical, this site obviously attracts many readers who want to jump straight to discussion of thermodynamics and theories of atmospheric physics. Articles like G and T obviously inflame such tendencies. For some reason, people who […]

By Stephen McIntyre | Posted in Modeling | Tagged | Comments (203)

Lights = 0, Air Conditioners = 22

Aug 1, 2007 – 6:19 PM

There’s been some recent discussion about how only rural stations have been used in the GISS analysis, and those rural stations are qualified by looking at night time DOD satellite photos, and doing a count of visible streetlights within a radius to quantify UHI potential or lack thereof. The “best” stations are labeled “lights=0” One […]

By Anthony Watts | Posted in Surface Record | Comments (146)