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EEB 2100e Exam 2 STUDY GUIDE WITH 100% CORRECT ANSWERS
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EEB 2100e Exam 2 STUDY GUIDE WITH 100% CORRECT ANSWERS
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EEB 2100e Exam 2 STUDY GUIDE WITH100% CORRECT ANSWERS
45% - ANS land transformation caused by humans
44% - ANS amount of co2 concentration added by humans
50% - ANS amount of freshwater used by humans
nitrogen - ANS limiting element for growth in many ecosystems
Industrial fixation (Haber-Bosch process)
Fertilizer crops (legumes)
Burning of fossil fuels - ANS how humans contribute to nitrogen fixation
runoff - ANS what causes eutrophication
50% of available freshwater, 70% of this is used for agriculture - ANS human water use
baby boomers - ANS generation with largest carbon footprint
Paleozoic
Mesozoic
Cenozoic - ANS 3 eras of geological time
Neogene
Quaternary - ANS 2 periods of geological time
Pleistocene
Holocene
Anthropocene - ANS 3 epochs of geological time
KT boundary - ANS iridium rich boundary between the Cretaceous and the Paleogene ;
support for asteroid impact
pleistocene mega faunal extinctions
dawn of agriculture
globalization and columbian interchange
industrial revolution
the great acceleration - ANS start of Anthropocene theories
, Palynology - ANS study of pollen
Primary research article
Review paper
Idea papers and perspectives
Commentaries - ANS types of scientific papers
125 trillion per year - ANS estimated value of nature
Habitat destruction
Climate change
Exotic species invasions
Disease
Overexploitation of species - ANS main drivers of biodiversity loss
1960s - ANS peak of population growth rate
China and India (most dense city is Bangladesh) - ANS most populous areas
Sub-Saharan Africa - ANS where population is expanding the most
much of Europe and Japan - ANS where population growth is almost negative
2.5 children per woman - ANS current total fertility rate
Child mortality rate
Empowerment of women (education, opportunity)
Costs of raising children - ANS 3 main factors affecting fertility rate
pollination, decomposition, nutrient cycling - ANS examples of ecosystem services
Metazoans - ANS multicellular animals
Large changes in atmospheric carbon dioxide concentrations
Release of methane from long term stores
Ocean acidification
Ocean anoxia
Bolide impacts - ANS main reasons for mass extinctions
pollination, herbivory, detritivory, nutrient cycling, pest control - ANS processes that need
insects
Russia, Australia, Amazon, and USA - ANS areas that have seen unprecedented fires
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