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Human Population Growth and the Problem of Biodiversity  ,[object Object],[object Object],[object Object]
 
Biodiversity  ,[object Object],[object Object],[object Object]
Human Population Size  Resources use Land Transformation Land Clearing Forestry Grazing Intensification Biotic Additions and Loss Invasion Hunting Fishing  Carbon Nitrogen Water Climate Change Enhanced  Greenhouse Aerosols Land cover Loss of  Biological Diversity Extinction of species And populations Loss of ecosystems Vitousek et. al (1997) Science, 277, p.494-499 Human Enterprises Agriculture  Industry  Recreation  International Commerce Global Biogeochemistry
Humans Change of the Earth Expressed as % Change  Vitousek et. al (1997) Science, 277, p.494-499
Biodiversity and People  ,[object Object],[object Object]
Biodiversity
World Population
Extinction ,[object Object],[object Object]
Extinction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Extinction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Great Auk
Loss of birds http://www.audubon.org/campaign/population_habitat/
Extinction Rate
 
 
The Oceans and the Coast ,[object Object]
Coastal Area Population Density  ,[object Object],[object Object]
Coastline, Estuaries and Reefs ,[object Object],[object Object]
 
Kelp Forest Near Monterey California
Approximately 50% of mangrove ecosystems globally have been transformed or destroyed by human activity
Great Barrier Reef, Australia
Human causes of  Coral Reefs Depletions ,[object Object],[object Object],[object Object],[object Object]
Coastline and Reefs ,[object Object],[object Object]
 
http://www.audubon.org/campaign/population_habitat/
 
Over fishing ,[object Object],[object Object],[object Object],Culture  0 Global Fish Supply Year 1980 1950 1960 1970 1990 2000 2025 Million Metric Tons 20 40 60 80 100 120 140 160 Capture  (Grainger 1998)
 
Metric tons of fish caught by year
Invasive species ,[object Object],[object Object],[object Object],[object Object],[object Object],Release of Ballast water
Invasive species Zebra Mussel US and UK Asian Clam San Francisco Coqui frog  Hawaii Brow Tree Snake  Guam Rabbits Australia Africanized Honeybee South America
Tropical Rainforests Facts ,[object Object],[object Object]
Tropical Rainforests Facts ,[object Object],[object Object],[object Object]
Tropical Rainforest Facts ,[object Object],[object Object]
Tropical Rainforest and Population Growth ,[object Object],[object Object],[object Object]
Rainforest and Primates ,[object Object],[object Object],[object Object]
Rainforest and Primates ,[object Object],[object Object]
http://www.audubon.org/campaign/population_habitat/
Conclusion  ,[object Object],[object Object],[object Object]
Conclusion  ,[object Object]

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Biodiversity and Human Population Growth