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Chapter 7 - Coggle Diagram
Chapter 7
Use
Ecosystem Capital
Air quality regulation
Biofuels
Carbon sequestration
Climate regulation
cultural heritage
disease regulation and medicines
dyes
education
erosion control
fiber
flood regulation
food
fresh and drinking water
fuelwood and timber
nutrient cycling
pest regulation
pollution regulation
recreation, ecotourism, and aesthetic values
sediment retention and transport
waste processing
water regulation
Natural resources
Air, water, soil, minerals, and species
Renewable vs. nonrenewable
exploitation = losing sight of ecological value
ecosystem capital > economic capital
Consumptive
harvest food
shelter
tools
fuel
clothing
common in developing countries and rural US
Productive
exploitation for economic gain
enourmous source of revenue
Rights of tenure consequences (property rights)
Private ownership
Communnal Ownership
State ownership
open access
Restoration
Conservation
management and regulation of ecosystem use
Preservation
Ensure continuity regardless of potential utility
protecting ecosystems
Maximum sustainable yield (MSY)
Highest rate of use system can match with own rate of replacement/maintenance
optimal population
precautionaery principle
common-pool resources (tragedy of the commons)
restoration ecology: study and means of restoring ecosystems
IMPORTANT: Marine and forest systems are under pressure!!!
six major findings from global forest resource assessment
loss of forest cover
deforestationrate 7.3 million HA/yr
Used for production of wood
13.5% national parks or reserves
large role in combatting climate change
pests and forest damage
marine
bottom trawling
whaling industry
aquaculture
open ocean aquaculture
marine reserves
coral reef bleaching
mangroves
Global forest watch
Value
every ecosystem holds its own value
every organism has value