Enviro 1

trees, fish, agricultural soil, solar energy, wind energy, clean air, fresh water
Renewable Resources
Metallic minerals (aluminum, gold, tin), Fossil Fuels
Non renewable resources
80%, 10%, 7%, 3%
fossil fuels, biomass, nuclear, renewable
How much will our needs increase by 2030?
50%
Ecosystem goods
seafood, timber, medicine
Ecosystem services
purification of air and water, decomp wastes, regulation of climate, regeneration of soil
What percent of the world’s human population is represented by Highly developed countries?
19%
Tragedy of the commons
Inability to solve environmental problems is result of a struggle between short-term individual welfare and long-term environmental sustainability
Ecology
Study of ABUNDANCE and DISTRIBUTION of organisms