Peter Ward: Our Future In a World Without Ice Caps

Brown Bag Lecture Series; Center for Student Engagement & Leadership; and Arts, Culture, and Civic Engagement Apr. 11, 2013: In honor of Earth Month: Peter D. Ward, Ph.D., is a paleontologist and professor of Geological Sciences at the University of Washington. Ward specializes in the Cretaceous-Tertiary extinction event (the one that killed the dinosaurs), the…

Methane hydrate destabilization a potential scenario

Excerpts from an episode of History Channel’s “Mega Disasters” series. This explores the paper published by Northwestern University’s Gregory Ryskin. His thesis: the oceans can produce massive eruptions of explosive methane gas. Methane distribution in the water column: Once released into the water column, methane is distributed by currents and aerobic methane oxidation by bacteria…

How unrealistic optimism is maintained in the face of reality

Tali Sharot, Christoph W Korn & Raymond J Dolan Nature Neuroscience 14, 1475–1479 (2011) doi:10.1038/nn.2949 Published online 09 October 2011 Unrealistic optimism is a pervasive human trait that influences domains ranging from personal relationships to politics and finance. How people maintain unrealistic optimism, despite frequently encountering information that challenges those biased beliefs, is unknown. We…

Wild Weather of the Future (1776 Edition)

By Chris Mooney| Tue Aug. 27, 2013: In this talk, meteorologist and America’s “Science Idol” contest winner Tom DiLiberto gives a forecast of the weather of the future—the weather that will be produced by climate change. While some of the details remain scientifically cloudy—according to DiLiberto, we don’t yet understand what will happen to tornadoes…

Climate Extremes and the Carbon Cycle

A new study (doi:10.1038/nature12350) published in nature, explores the impacts of extreme weather events on the carbon cycle. By Bobby Magill / Wunderground, published: August 15, 2013: Devastating drought in the Southwest, unprecedented wildfire activity, scorching heat waves and other extreme weather are often cited as signs of a changing climate. But what if those extreme…

Heat Waves to Become Much More Frequent and Severe

Science Daily Aug. 15, 2013 — Climate change is set to trigger more frequent and severe heat waves in the next 30 years regardless of the amount of carbon dioxide (CO2) we emit into the atmosphere, a new study has shown. Extreme heat waves such as those that hit the US in 2012 and Australia…