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If individual people from China have a smaller ecological footprint than individual people from the United States of America, why is China's overall ecological footprint larger than that of the United States?
Which behaviors would reduce an individual's ecological footprint?
Why might Haitians have smaller ecological footprints than Americans?
Haitians make fewer purchases than Americans.
Haitians burn less fuel than Americans.
How is a carbon footprint different from an ecological footprint?
A carbon footprint estimates the atmospheric carbon dioxide that results from a specific lifestyle, whereas an ecological footprint estimates the land area needed to support a specific lifestyle.
Why do wildlife populations tend to decline as the human population grows?
Human populations compete for the same space, water, and other resources that are required for wildlife survival.
Based on the information in the video, what steps can humans take to protect other species from the negative effects of human population growth?
Protect habitat areas of or establish reserves for wildlife populations.
Regulate hunting and fishing so as not to deplete wildlife populations.
Which fuel source supplies the most energy in the United States?
Select the TWO statements that correctly describe hydroelectric power.
Its plants produce no harmful emissions.
It destroys habitats and impacts fish populations.
Select the TWO statements that correctly describe nuclear energy.
The cost of designing and building nuclear reactors is high.
There are no polluting emissions from the burning of fuel.
What are the drawbacks of using fossil fuels for energy?
Fossil fuels are relatively expensive.
Burning fossil fuels releases pollutants and greenhouse gases.
Fossil fuels require millions of years to form.
Retrieving fossil fuels disrupts and damages habitats.
Fossil fuels are rare and difficult to find.
Why is water considered a renewable resource?
Water resources are continually replenished by the water cycle.
How might climate change affect global water supplies?
reducing rainfall everywhere around the globechanging.
rainfall patterns that support highly populated areas
How can societies reduce or better manage their fresh water consumption?
pass laws that lower efficiency standards of appliances that use water.
institute water conservation practices in agriculture and recreation.
Why might future conflicts and wars be over access to fresh water?
Fresh water supplies are unevenly distributed around the globe.
The water supply is being divided between more people.
Select the correct sequence of events in the water cycle.
evaporation, cloud formation, precipitation, groundwater, ocean, soil absorption
What human activity consumes the greatest amount of fresh water?
An ecological footprint is an estimate of the
amount of space required to support a population in terms of both resource production and waste absorption
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