Natural Resources and Ecosystems Assessment

Front

How do natural resources and ecosystems relate and what is our role in them?

Back

Natural resources are part of ecosystems, and humans play a role in their conservation and management.

Front

What are natural resources? Include land and water, air, fish and wildlife, plants and forests, minerals, and energy sources. Different resources are used to fill different needs: recreation, shelter, energy, entertainment.

Back

Materials in nature that sustain life or that can be used by humans.

Front

What are nonrenewable resources?

Back

Resources that form extremely slowly, more than a lifetime, or do not form naturally in the environment.

Front

What is sustainable agriculture?

Back

Ability to be maintained at a certain rate or level, incorporating practices that maximize our ability to provide for future generations.

Front

What percentage of the earth's surface is covered by water?

Back

70%

Front

What are renewable resources?

Back

Resources that can or will be replenished in a relatively short time.

Front

What are the advantages of renewable resources?

Back

No harmful emissions, minimal impact on the environment, cost of application, economic benefit to the community.

Front

What are the disadvantages of renewable resources?

Back

Supply can be unreliable, can be difficult to produce the quantities needed, can be expensive to build.

Front

What are autotrophs?

Back

Organisms that produce their own food.

Front

Fill in the blank: Autotrophs are also known as _______.

Back

Producers