Ecological footprint quiz

private property,

where individuals or companies own the rights to land,

common property

where the rights to certain resources are held by large groups of individuals

pollution prevention

which reduces or eliminates the production of pollutants.

What UN study examined the degradation of the earth's natural capital?

Millennium Ecosystem. Assessment

What are the two types of sources which pollutants are produced?

Point sources, Non-point sources

Ecological footprint measures

how fast we consume resources and generate waste & how fast nature can absorbe our waste and generate new resources.

What did the study conclude?

human activities have degraded about 60% of the earth's natural services mostly in the past 50 years.

Per Capita Ecological Footprint

is the average ecological footprint of an individual in a given country or area

open-access renewable resources

owned by no one and available for use by anyone at little or no charge

Two ways to deal with pollution

pollution cleanup, pollution prevention

low environmental impact ecological footpring

poor population

the two major ways to deal with the Tragedy of the Commons

private property, common property

Environmental/Natural Capital Degredation

process which the earth's natural capital is wasting, depleting, and degrading at an unsustainable rate.

How are ecological footprints affecting the earth

Humans are living unsustainably

higjh environmental impact ecological footpring

Affluent people

Ecological Deficit

Ecological Footprint > Biological Capacity

ecological credit

Ecological footprint < capacity

Shared Resources

Less open resources. Ex: Grasslands, forests

Pollution

The contamination of the environment by a chemical or other agent.

Tragedy of the Commons

The tragedy of the commons is environmentally degrading many openly shared renewable resources. both common and shared.

pollution cleanup

cleaning up or diluting pollutants after we have produced them.

Largest ecological deficit nation

US, UK

Name 5 countries who Biological Deficit is greater than 50%

US, UK, China, Japan, Mexico

Open-Access Renewable Resources

Used by almost anyone. The atmosphere, the ocean and its fish

Ecological Footprints

amount of biologically productive land and water needed to provide the people in a particular country or area with an indefinite supply of renewable resources and to absorb and recycle the wastes and pollution produced by such resource use.

Non-point sources

are dispersed and often difficult to identify. d the runoff of fertilizers, pesticides, and trash

Point sources,

are single, identifiable sources coal-burning power or industrial plant

What are examples of pollution?

burning of coal or gasoline, and the dumping of chemicals into rivers and oceans.

What are examples of natural and manmade pollutants?

environment-volcanic eruptions human activities -burning of coal, gasoline, dumping of chemicals into rivers and oceans.

What is the evidence that our planet is living unsustainably?

forests shrinking topsoil eroding deserts expanding