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...
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...
Desert Dwellers--Ecology/Earth Science lesson plan (grades 9-12)--DiscoverySchoo Students learn that deserts occur where evaporation greatly exceeds the rainfall. Measures can be taken to combat desertification and promote rehabilitation of land that has already become desert. http: //school.discovery.com/lessonplans/programs/d...
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...
The American Prairie--Ecology/Earth Science lesson plan (grades 6-8)--DiscoveryS Students learn that in order for any animal to survive within an ecosystem, it must be physically and behaviorally adapted to the conditions of its environment. Animals that live on the American prairie have physical and behavioral characteristics that make them well adapted to the prairie environment. http: //school.discovery.com/lessonplans/programs/p...
