RNR 1001 : Exam 4 Lecture Study Guide 1
Document Summary
Forest controversies and issues in the news: rainforest destruction: losing biodiversity and carbon sequestration, logging controversies, loss of forest dwelling species, spotted owl, mountain gorilla, red cockaded woodpecker, golden lion tamarin. Coniferous forests: cold, long, snowy winters, and warm, humid summers; well-defined seasons, at least four to six frost-free months evergreen, needleaf trees. Deciduous forests: 50 degrees f. the average amount of rainfall in the forest is 30 to 60 inches a year. As the seasons change, so do the colors of the leaves of the deciduous. During the winter months water is generally not available to keep the leaves of some plants alive. Therefore, the leaves of some plants fall off and grow back in the spring. broadleaf. Secondary succession usually begins on an already established soil. Secondary succession has a higher level of production of biological material at a faster rate than primary succession. Factors influencing forest development : how (why?) are they important: