04_Intro and History 2008 - Announcements IB 105 If you are...

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Unformatted text preview: Announcements IB 105 If you are new to the class...please pick up a survey and turn it in for extra credit. The syllabus is posted on Compass If you are interested in receiving honors credit for this class, please pick up a handout. If you dont have Powerpoint, you can open these files with a reader such as the one found at http://www.openoffice.org/ Introduction to Environmental Sciences Lecture Objectives: 1. Define the field of Environmental Science 2. Be introduced to local, regional and global environmental issues 3. Trace the history of Environmental Sciences in the United States What is environmental science? Environmental Science An interdisciplinary area of study that includes applied and theoretical aspects of human impact on the world Environment everything that affects an organism in its lifetime Ecology the study of the interrelationship between organisms and their environment Env. Science Ecology Interdisciplinary Human impact on the natural world Why study Environmental Science? Environment affects quality of human life Humans have a major impact on the natural world At what scale are environmental issues important? Local Regional Global Each scale has its own issues. Who is responsible at each scale? Local Environmental Issues How much and where to build Local leaf-burning bans Often blend into regional or global issues Examples include: Local access to sanitary freshwater Local Issues Involve Where You Are, Where You have Been, and Your Values 95% of this class is from city or suburban background 28% have professed interest in learning about environmental issues Nearly 80% of you have strong to moderate Values Regional Environmental Issues The Wilderness North Wilderness areas with minimal human influence Much of the land is government owned How much is beautiful scenery and cool wildlife worth? Rich in natural resources such as timber, oil and natural gas (ANWR) The Agricultural Middle vric.ucdavis.edu/virtour/ sjvalley/sanjoq.htm Once was wilderness, now farms and cities Large parcels of land are privately owned Agriculture contributes to air pollution, soil erosion and water pollution Have you ever visited a farm? 10 20 30 40 50 60 70 80 90 100 YES NO % The Dry West Federally owned land, leased for ranching Access to freshwater a major issue Have you visited a Western Rangeland? 10 20 30 40 50 60 70 80 90 100 Yes NO Grazing can severely alter landscape What happens in Vegas stays in Vegas The Forested West Governments and large commercial timber industries own much of the land Should these ancient trees be cut?...
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This note was uploaded on 04/10/2008 for the course IB 105 taught by Professor Forget during the Spring '08 term at University of Illinois at Urbana–Champaign.

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04_Intro and History 2008 - Announcements IB 105 If you are...

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