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4/22/14 WARM UP 1.Grab Folders 2.Pull out notes from yesterday (HUMAN IMPACT NOTES) 3.Answer question on that paper: What must often be added to increase the speed or ability of two substances to react? a.A bigger container b.Adding heat c.More substances d.Adding water
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Which of these is an example of energy involved in a chemical change/. a.Dropping a rock b.Heating a burner on stove top c.Freezing an ice cube d.Burning a candle
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5. Suburban Sprawl & Deer What is it: When people build communities right on the edge of a natural habitat for a species – then many species will start to come into the developed land Issue: What to do? http://ur.umich.edu/9596/May07_96/artcl18.htm, http://www.rpaforall.org/RPA%20Factsheet%205.pdf http://ur.umich.edu/9596/May07_96/artcl18.htm
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MONTUESWEDSTHURSFRISATSUN 2122232425 2627 2829 REVIEW FOR TEST 30 ECOLOGY TEST 12 Chemistry Review 34 5 Physics Review 6 Geology Review 7 Ecology Review 8 SAGE TEST 9 SAGE TEST 1011 121314 PROJECTS DUE 1516 1718 192021 LAST DAY FOR ASSIGN 2223 LAST DAY OF SCHOOL 2425
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Biodiversity, Extinction & Exotic Species SWOD: Natural Selection
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Biodiversity The number of different species in an area Biodiversity = a variety of animals and life http://fc01.deviantart.net/fs30/i/2008/077/b/8/Diversity_of_Species___Brushes_by_scumbugg.jpg
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The value of biodiversity 2 ways: 1. economic value – Foods, resources, commodities -Medicines 2. ecological value – Food webs http://www.biologycorner.com/resources/foodweb1.gif
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Concerns with Biodiversity Decline in habitat Extinction/endangered species (extinction = organism is completely gone (endangered = very few species left and could possibly become extinct) Causes: watch video and write down all the causes of extinction.
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Extinction Causes Causes: 1.Habitat destruction (primary cause) 2.Poaching 3.Pollution 4.Exotic species discuss later in class
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Thylacine http://www.fxdirectory.info/wp-content/uploads/2011/03/Baiji-dolphin-is-endangered-habitat.jpg http://en.wikipedia.org/wiki/File:Pteropus_conspicillatus.jpg http://www.dodo.blog.br/wp-content/uploads/2007/08/ferahgo.jpg
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Exotic/Introduced/Invasive species Advantages: Pollination Food – Butterflies feeding on non-native plants Reforestation – Exotic trees restore forest to help bring back native species Endangered
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Examples of Exotic Species that were harmful Zebra Mussel Kudzu Nutria Rat River Monster & Piranas
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Zebra Mussels
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Disadvantages 1. Kudzu: prevent soil erosion Kudzu video
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Nutria Rat
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Disadvantages of Exotic Species In your tables, come up with a list of 4 disadvantages that come with introducing an exotic species. Think of 2 other exotic species we did not discuss in class
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