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Learning Targets “I can…”. Define “biodiversity” List the four levels of biodiversity Provide an example of each of the four levels of biodiversity. State the five biggest threats to biodiversity in our world.
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Learning Targets“I can…” • Define “biodiversity” • List the four levels of biodiversity • Provide an example of each of the four levels of biodiversity. • State the five biggest threats to biodiversity in our world. • Explain how species diversity is decreased by human disturbance under most circumstances.
Biodiversity Chapter 6: Humans in the Biosphere
What is biodiversity? • 1. Biodiversity is: • a. the variety or richness of life at all structural levels (molecular/genetic, species, ecosystem). • b. an essential renewable resource. • c. exploited and depleted by human activities • 2.The current rate of biodiversity loss is comparable to previous extinction events.
What is Biodiversity? Journey through the Ndoki Forest
What is Biodiversity? 3. The variety of life at all levels of organization a.Genes b. Individuals c. Populations d. Species e. Communities f. Ecosystems g. Global
What is Biodiversity? 4. Example • California • Congo Biological Diversity Worksheet
How do humans affect biodiversity? H Habitat loss, including that caused by human-induced climate change. I Invasive species harmful aliens, including predators, diseases, and competitors that displace native species P Pollution Oil spills, human agricultural waste, fertilization, pesticides, acid deposition, greenhouse gases etc P Population, Human overpopulation to be exact, a root cause of the other four factors O Overharvesting, Overuse hunting, fishing, gathering
References • http://www.ngsprints.co.uk/images/M/459860.jpg • http://www.digitalfrog.com/resources/archives/strata.jpg • http://www.geography.hunter.cuny.edu/~tbw/wc.notes/15.climates.veg/veg.images/rainforest/rainforest.structure.diagram.jpg • http://www.hhmi.org/biointeractive/putting-food-table?utm_source=BioInteractive+News&utm_campaign=ecda1a5c54-BioInteractive_News_Vol_299_2_2014&utm_medium=email&utm_term=0_98b2f5c6ba-ecda1a5c54-69212481