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5.1 Ecological Degradation (sustainability and non-sustainability (Natural…
5.1 Ecological Degradation
sustainability and non-sustainability
Natural resources
services
goods
nonrenewable
Iron
Copper
fossil fuels
Oil
coal
Gas
will run out no matter how slow you use them
renewable
trees
topsoil
freshwater
if you use them unsustainably they will run out. however they will renew themselves
inexhaustible :
wind energy
geothermal energy
solar energy
will never run dry no matter how fast you use them
sustainability
to use a resource sustainably is to use a resource giving it time to renew itself and serve a ecologic purpose
use resources slow enough so they can regenerate
do not degrade or pollute the ecosystem
Ecological Footprint
each person has a ecological footprint
Ecological Footprint: the amount of natural resources that people use or degrade