Post on 13-Mar-2016
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pp 444 - 452
ENVIRONMENTAL SOLUTIONS
Threat to Biodiversity video
HUMAN RESOURCE USE ecological (carbon)
footprint: amount of land and sea required to supply the resources to fit your lifestyle needs
HUMAN RESOURCE USE ecological (carbon)
footprint: amount of land and sea required to supply the resources to fit your lifestyle needs
how much we impact the environment
In 2007 humanity’s total ecological footprint was ~1.5 earth’s
HUMAN RESOURCE USE sustainability: the
ability to meet human needs so the human population can survive indefinitely
FIELDS OF STUDYConservation biology: identify, protect, and maintain natural areas at risk
FIELDS OF STUDYConservation biology: identify, protect, and maintain natural areas at risk
Restoration biology: rebuild the damaged ecosystems
FIELDS OF STUDYConservation biology: identify, protect, and maintain natural areas at risk
Restoration biology: rebuild the damaged ecosystems
Use bioindicators (species especially sensitive to change) as early warning signals of environmental problems
CASE STUDY:Saving the whooping crane
Whooping crane: in 1870 about 20 K migrated between the US and Canada, but 1937, only 15American settlers began to hunt the birds for feathersBy 1967 the US Fish and Wildlife Service began a captive breeding program which now produces about 30 cranes/year
PROTECTING ECOSYSTEMS
Biodiversity hotspots: regions with the highest diversity that are most in danger
GOVERNMENT LAWSDebt-for-nature swap: portion of a developing nation foreign debt is forgiven in exchange for investment in environmental conservation.
PRIVATE EFFORTSEcotourism: tourism and conservation biology working together Visiting fragile nature with low impactEducates traveler, provides funds for conservation, and may increase economics of country
PRIVATE EFFORTSEcotourism: tourism and conservation biology working together Visiting fragile nature with low impactEducates traveler, provides funds for conservation, and may increase economics of country
Videoshttp://www.npr.org/news/specials/climate/video/
http://storyofstuff.org/
Class Work: Environmental Issues and Solutions Chart
Homework: WS #6