A fundamental misconception about the role that carbon dioxide plays in glacial transitions has helped fuel the argument that the lag time between temperature and CO2 in the paleoclimate record casts doubt on carbon dioxide as an important greenhouse gas.

Measuring the temperature of an entire country is no easy undertaking. Numerous factors such as the heat island effect of urban areas and poor quality measuring sites mean that any aggregate temperature calculation must adjust for potential biases. A recent [...]

The climate change blog world has been abuzz about a pending study said by some to challenge a widely-cited 2004 analysis suggesting a strong scientific “consensus” on anthropogenic climate change. But whether and where the much-ballyhooed analysis sees the light [...]