BIO105 Apr9

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Department
Biology
Course
BIOLOGY 105
Professor
Jeff Podos
Semester
Spring

Description
4/9/14 Announcement: Essay 3 is due in 2 weeks. All exam 2 grades should be up on Moodle by the end of this week. Human Impacts: 3 focal topics • (1) Deforestation o What are the consequences?  Landslides and flooding  Local weather extremes • Ex) Atlanta  Heat-Island effect • Ex) Manaus  Heat-Island effect • Both cities have been growing very rapidly, very hot • Lack of trees in an area can make it very dry / hot  Lost source of medicine and food • Rosy Periwinkle (a flower) o Helps treat childhood leukemia • Madagascar o Rosy periwinkle found in forests of mountain ranges here o Few forests left • Who know how many cures of cancer we have lost as a result of removing forests?  Loss of “carbon sink”
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