Jennifer Marohasy

The delay in autumnal leaf coloration and leaf fall in trees is caused by rising levels of carbon dioxide (CO2) in the atmosphere and not by increased global temperatures, suggests a new study by researchers at the University of Southampton.
In recent years, woodland autumnal colour changes have been occurring later in the season whilst re-greening [...]

One analysis by CRA International estimates the Lieberman-Warner bill will cost $4 to $6 trillion over 40 years. The American Council for Capital Formation has concluded that the legislation’s emissions-swapping scheme would lead to “higher energy prices, lost jobs and reduced [gross domestic product].” During testimony before a House committee, Peter Orszag, director of the [...]

We should always begin our scientific pronouncements with this statement: “At our present level of ignorance, we think we know…,” John Christy.
Read John Christy’s viewpoint article on the BBC News Website:
No consensus on IPCC’s level of ignorance
Read an alternative view from Martin Parry on the BBC News website:
The IPCC: As good as it [...]