exponential growth
a quantity increases by a fixed % of the whole in a given time
environment
everything that effects a living organism
ecology
biological science that studies the relationships between living organisms and the environment
environmental science
interdisiplinary science that uses concepts such as economics, ecology, bio, chem, politics, and ethics to help
capital
wealth used to sustain a business and create more wealth
solar capital
energy from the sun
natural resources/capital
planet's air, water, soil, wildlife, minerals, natural purification, recycling, and pest control processes
solar energy
direct sunlight and indirect forms of solar energy: wind power, hydro power, biomass
environmentally sustainable society
satisfies basic needs of people without depleting its natural resources
doubling time
use the rule of 70
rule of 70
70/ percentage growth rate = doubling time in years
economic growth
an increase in their capacity to provide goods and services for people's final use
Gross National Product (GNP)
market value in current $ of goods and services produced within or outside a country
Gross Domestic Product (GDP)
market value in current $ of goods and service in a country
Gross World Product (GWP)
market value in current $ of goods and services in the world
Per capita GNP
GNP/total population
economic development
improvement of living standards by economic growth
Developed Countries
US, CA, Japan, AUS, New Zealand, Europe
globalization
broad process of global social, economic, and environmental change that leads to an increasingly integrated world
ecological resource
anything an organinsm needs for normal maintinence, growth, and reproduction
perpetual resource
on a human time scale it's continually renewed, expected to last 6 billion years as the sun completes its life cycle
renewable resource
can be replenished in hours- decades through natural processes
sustainable yield
the highest rate at which a renewable resource can be used identifiably without reducing avaiable supply
environmental degredation
exceed resources' natural replenish rate
nonrenewable resources
exist in a fixed quanity in the earth's crust
mineral
any hard, usually crystilline material that is formed naturally
recycling
collecting and reprocessing a resource into new products
reuse
using a resource over and over in its same form
pollution
any addition to our air water soil or food that threatens health survival or activities of humans or organisms
point sources
when pollutiants come from identifiable sources
nonpoint sources
pollutiants come form dispersed sources
environmental worldviews
how people think the world works and what their role should be