Found 110 - 120 results of 140 programs matching keyword " greenland ice sheet"
Exploratorium Producer Mary Miller chats with Marika Holland, Climate Modeler for the National Center for Atmospheric Research. Dr. Holland co-authored a recent study projecting that the summer Arctic sea ice could completely disappear by 2040. Join Mary Miller in conversation with Mark Serreze, Senior Research Scientist at the National Snow and Ice Data Center, as they discuss recent dramatic decreases in Arctic sea ice and what that means for global climate stability. Join Exploratorium physicists Paul Doherty and Stephanie Chasteen as they examine the past, present, and future of climate change. In this show, Paul and Stephanie discuss the future of our climate. Learn more about the oceans, global warming, feedback effects, glacial ice and sea ice, and some things you can to do help. Exploratorium biologist Karen Kalumuck will examine how increasing temperatures affect specific organisms at the poles—from phytoplankton to polar bears! Join Exploratorium biologist Karen Kalumuck as she experiments with enzymes and proteins and shows at what temperatures they function best. Join Exploratorium physicists Paul Doherty and Stephanie Chasteen as they examine the past, present, and future of climate change. Watch as Paul and Stephanie demonstrate how you can look at a slice of climate from the past, what a sediment core might look like, and the secrets hidden in an ice balloon! More quick answers to the most frequently asked questions about global warming. What do the kids want to know? Join Kirk Bell's fifth grade class (from Children's Day School in San Francisco)as they chat with Holly Troy in Antarctica. Mr. Troy has spent many seasons at McMurdo station working with scientists. Watch as Exploratorium physicists Paul Doherty and Stephanie Chasteen play around with the leading greenhouse gas: carbon dioxide. What is it? How much is there in our atmosphere? What does it do that is so harmful to the environment? Watch as the best teachers on the planet battle it out for the title of Iron Science Teacher. In this zany competition teachers will have ten minutes to create a science activity. This week’s “secret” ingredient: Milk!