Global emissions of carbon dioxide (CO2), considered the main cause of global warming, increased by 3% last year, reaching an all-time high of 34 billion tons in 2011. China, the world’s most…

Methane, a potent greenhouse gas, has been underrated in the quest to discuss carbon dioxide, but it shouldn't be - it has about 23 times the warming effect of CO2.  And methane levels  are…

Aerosols from relatively small volcanic eruptions can be boosted into the high atmosphere by weather systems such as monsoons and affect global temperatures, according to a new study.  It has…

The influence of aerosols and clouds represent one of the largest known uncertainties in the scientific understanding of trends in our past global climate - and also hinder predictions of future…

'Grey' literature, which led to the "Glaciergate" scandal of 2010 when it was revealed that the rate at which Himalayan glaciers are losing ice (gone by 2035!) was stated as fact even though it was…

How can basically honest scientists using a rigorous methodology have different data?  Numerical models are tricky business and while climate scientists are rapidly becoming experts in…

Last week, word came from Prudhoe Bay that sent chills through me as surely as if I’d been standing in the Alaskan North Slope drilling outpost myself. The United States Department of Energy – in…

Anthropogenic climate change is so anthropomorphic.  While we think we have a mighty impact on the atmosphere, sauropod dinosaurs millions of years ago shouldn't be left out of the pollution…

The second-largest mass extinction in Earth's history, the so-called Late Ordovician mass extinction, coincided with a short but intense ice age during which enormous glaciers grew and sea levels…

LINCOLN, NE – At 11:30pm, after thirteen hours of math ecology talks, I was dead to the world. Almost. I just couldn’t figure out why someone had suddenly parked all the city’s fire engines…