Well, if CO2 reduction won’t matter, let’s not worry about it

On the day Obama announces a new plan to curb CO2 emissions, this statement comes along… These changes would linger even if the atmospheric carbon dioxide concentration were to be restored to pre-industrial levels at some point in the future From the Carnegie Institution: Washington, DC–Continuing current carbon dioxide (CO2) emission trends throughout this century and beyond would leave a…

How good is the NASA GISS global temperature dataset?

Guest essay by Rud Istvan It is generally accepted that there are two major land temperature record issues: microsite problems, and urban heat island (UHI) effects. Both introduce warming biases. The SurfaceStations.org project manually inspected and rated 1007 of 1221 USHCN stations (82.5%) using the 2002 Climate Reference Network (CRN) classification scheme (handbook section 2.2.1).…

Obama May Finally Succeed!

Guest Post by Willis Eschenbach For this post I’ve taken as my departure point a couple of very interesting graphs from over at Not A Lot Of People Know That. I’ll repeat them here: (NOTE: I’ve been informed in the most genteel and lovely way that I’ve not given full credit for the source of…