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Search results with tag "Envirothon"
A River Flows Through It - Pennsylvania Envirothon
www.envirothonpa.orgThey shade the stream and help keep water temperatures cool. Tree roots stabilize the streambank and prevent soil from washing into the stream.
Herps cards ppt - Delaware ENVIROTHON
www.delawareenvirothon.orgFreshwater Turtles (background) Page 2B Sources for species accounts: Amphibians and Reptiles of Delmarva (White & White, 2002) and A Field Guide to the Animals of Vernal Pools(Kenney & Burne, 2001.
Graphic1 - Pennsylvania Envirothon
envirothonpa.orgThe Color of Soil The first impression we have when looking at bare earth or soil is of color. Bright colors especially, catch our eye. Geographers are familiar with Red Desert soils in California, Arizona, and Nevada