News

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News
• http://www.boston.com/news/local/rhode_island/
articles/2009/10/05/ri_considers_water_rate_incr
ease/
• http://www.maforests.org/Impacts.htm
• http://www.boston.com/news/local/massachusett
s/articles/2009/10/06/400_witness_the_monarch
s_taking_wing/
• http://www.boston.com/business/articles/2009/1
0/06/alternative_energy_vehicles_on_exhibit/
• http://www.boston.com/lifestyle/green/articles/20
09/10/05/russia_wharf_tower_plan_holds_water/
Ecosystems
Interactions between biotic and
abiotic factors
Interactions between individuals,
species, and trophic levels
Energy
• Autotrophs—primary
producers
• Heterotrophs
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–
–
–
–
Primary consumers
Seconday consumers
Tertiary consumers
Top predators
Decomposers
Food Webs
Image courtesy of Thompsma ,Wikipedia Shared With (CC0 1.0)
Niche
• Choose an organism
• Describe its niche
– Biotic factors
– Abiotic factors
Predator-Prey Relationships
• In pairs, choose an organism (one
predator, one prey)
• Describe your adaptations to optimize your
success
• Discuss how these 2 organisms will
interact
Populations-Biotic Factors
Camouflage
Mutualism
Image courtesy of Wikipedia Shared with a Public Domain
Succession
Image courtesy of Wikipedia Shared with a Public Domain
Image courtesy of U.S. Fish and Wildlife Service
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