University of Maryland
Scientists studying the problem are looking everywhere from Mars, which suffered a magnetic crisis four billion years ago and has been devoid of a magnetic field, an appreciable atmosphere, and possibly life ever since, to a laboratory at the University of Maryland, where a team headed by physicist Dan Lathrop has re-created the molten iron dynamo at Earth’s.
How have human hands molded the earths biomes? Dr. Erle Ellis, associate professor of geography and environmental systems, unveils the way humans are changing the planet with regards to land use in the biosphere. This University of Maryland at Baltimore County video is hosted by Karin Readel, lecturer in environmental science.