Best Sale 👏 Physical Geography – Weathering And Erosion DVD –   😀

Weathering And Erosion This program explores how the surface of the earth is in constant struggle with the elements. Wind running water gravity and temperature changes break down rock formations and carry away material to build up deltas beaches geosynclines and dunes. This program was filmed all over America. The Physical Geography series is a series dealing with natural phenomenon such as volcanoes earthquakes caves rocks geysers and glaciers presented by Dr. Laurence J. Jankowski. an Associate Professor at Bowling Green State University in Ohio and a member of the National Science Teachers Association and the National Association of Geology Teachers. His prior achievements include the Science Teacher of the Year Award from the Ohio Academy of Science and Outstanding Professor Award from Bowling Green State University.