happy monday! feb. 25 th
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Happy Monday! Feb. 25 th. SAVE THE FISHES VIDEO!! Write a summary https://www.youtube.com/watch?v=P8jtm5P4XO0. Chapter 22 Humans & the Environment. 22-1: An Interconnected Planet. Earth’s 3 Major Layers. Geosphere Hydrosphere Atmosphere. Biosphere 2 (AZ)...didn’t work!. - PowerPoint PPT PresentationTRANSCRIPT
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Happy Monday! Feb. 25th
• SAVE THE FISHES VIDEO!!• Write a summary
• https://www.youtube.com/watch?v=P8jtm5P4XO0
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Chapter 22Humans & the Environment
22-1: An Interconnected Planet
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Earth’s 3 Major Layers1. Geosphere
2. Hydrosphere
3. Atmosphere
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Biosphere 2 (AZ)...didn’t work!• Not that simple!
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Biodiversity• Species diversity:
• Genetic diversity:
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Biodiversity-what we know so far...
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Biodiversity-who cares?• Food• Habitat• Medicines• Chemicals• Photosynthesis/production/removing CO2• “Biological diversity is the key to the maintenance of
the world as we know it” –E.O. Wilson
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p.439
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http://www.microdocs.org/
• http://www.wimp.com/lightenup/
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D3: Wed., 3/5
• NONE! Be ready for the DQ!
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Chapter 22Humans & the Environment
22-2: Environmental Issues
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Pollution #1: Smog
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Pollution #2: Climate Change
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Ozone Layer
http://my.hrw.com/sh2/sh07_10/student/flash/visual_concepts/60405.htm
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Greenhouse Effect• http
://my.hrw.com/sh2/sh07_10/student/flash/visual_concepts/60406.htm
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• What’s the problem?
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3 possible outcomes• http://my.hrw.com/sh2/sh07_10/student/fl
ash/visual_concepts/80008.htm1.
2.
3.
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Think About It!• How are these concepts related?– Human Activity– Ozone layer– Greenhouse effect– Global warming
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Pollution #3: Acid Precipitation• What is it?
• What causes it?
• Why’s it bad?
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Pollution#4: Biological Magnification• What is it?
• What causes it?
• Why’s it bad?
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So, what’s the big deal??
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Oil Spill Activity• Pre-lab ?s• Notes for each overlay• Questions for your group’s viewpoint• Debate • Who gets the $50,000?!
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ECOSYSTEM DISRUPTION• All this happening...– High rates of end/ext...”mass extinction”
• Endangered species
• Extinction
• Habitat destruction, hunting, harvesting, invasive species
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• https://www.dnr.sc.gov/pls/heritage/county_species.list?pcounty=charleston• ~100 rare, threatened, endangered in SOUTH CAROLINA!
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Ecosystem Imbalances• Keystone Species
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World Population Growth Models
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Human Resource Use• Too much? Just right? Too little?
• Ecological Footprint
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Human Resource Use
• Solutions?
• Sustainable Use
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Chapter 22Humans & the Environment
22-3: Environmental Solutions
Part One
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What can we do?!
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Conservation Biology
• Restoration Biology
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Jwaneng mine (Botswana)Lab-grown diamonds vs. strip mining
Just ONE Example…
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Google timelapse!• And in Charleston:• http://earthengine.google.org/#intro/AralSea
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Monitoring Ecosystems• Bioindicators
• SEPMN
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Whooping Cranes• Before 1870:
• 1937:
• 1967:
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Collaboration!• Migration an issue...
• 2001:
• 2007:
– http://www.arkive.org/whooping-crane/grus-americana/video-09a.html
www.whoopingcrane.com
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Ted Video
• http://www.ted.com/talks/richard_turere_a_peace_treaty_with_the_lions.html
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Chapter 22Humans & the Environment
22-3: Environmental Solutions
Part Two
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Biodiversity Hotspots
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Protection: Environmental Policy
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Protection: What you can do
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Everglades...what’s happened?
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Questions???