The Grand Canyon--Ecology/Earth Science lesson plan (grades 6-8)--DiscoverySchoo Students learn that opening a dam to allow controlled flooding can reverse some of the harmful effects of damming. In 1966, the Glen Canyon Dam was opened to create an experimental controlled flood, the effects of which scientists are still evaluating. http: //school.discovery.com/lessonplans/programs/g...
Mountain Barriers--Earth Science/Ecology lesson plan (grades 6-8)--DiscoveryScho Students learn that when new mountains rise, the climate in an area changes. Desert conditions can be caused by the uplift of a mountain range that creates a barrier that blocks off rain to an area. http: //school.discovery.com/lessonplans/programs/m...
Champions of the Land--Ecology/Literature lesson plan (grades 9-12)--DiscoverySc Students learn that many conservationists have written books that have had profound influence on the way people think about and treat our planet. Such books can be powerful instruments for change in people’s opinions and practices. http: //school.discovery.com/lessonplans/programs/c...
Pollution Solutions--Ecology/Earth Science/Contemporary Studies lesson plan (gra Students learn that several factors play major roles in the pollution and destruction of water ecosystems: PCBs, DDT, metylmercury chloride, sewer sludge, thermal effluents, radioactive wastes, destruction of marshlands, and beach erosion. http: //school.discovery.com/lessonplans/programs/f...