Browsing 110 - 120 results of 492 webcasts
Join the ECHO Climate Change Symposium as it examines the impacts of climate change across America. The panelists in this discussion will include: Ku’ulei Rogers, Tim Churchill, David Welty, and Jeff Williams. Join the Echo Climate Change Symposium for a panel discussion in which the panelists will share an overview of the impacts of climate change. The panelists will include Glenn Sheehan, Tim Churchill, and Jeff Williams. Join photographer David Arnold as he talks about photographing climate change. Join panelists Richard Glenn, Jim Leavitt, and others to discuss the impact of climate change on Arctic Ecosystems and Populations Celebrate Pi Day— an international holiday born at San Francisco’s Exploratorium. Join us for a live webcast where we examine the nature of everyone's favorite mathmatical constant, 3.1415926535…ad infinitum!
What makes one individual "fitter" than another? Staff scientist Karen Kalumuck introduces natural selection, then four teams of "predators" compete with each other for prey.Who will thrive and who will face extinction? We speak with biologist David Ainley, who has been studying Adelie penguins in Antarctica for more than 25 years Our Exploratorium team talks to scientists from POLENET (Polar Earth Observing Network). UC Berkeley astrophysicist Bill Holzapfel takes us on a tour of the South Pole Telescope and explains how it is unlocking the secrets of the Universe. We tour the NOAA Atmospheric Research Observatory at the South Pole where scientists are monitoring carbon dioxide levels, CFCs, solar radiation, and the ozone hole.