NATURAL RESOURCES

Chapter 2.1

EQ: How do renewable and nonrenewable natural resources

supply human needs?

VOCABULARY• Environment • Natural resources • Nonrenewable resources• Renewable resources• Minerals• Extract• Energy• Fossil fuels• Pollution• Conservation

Types of Resources• The environment is the air, water,

and land that surrounds you– What is the environment like in Key

West? A big city?

• Natural resources are the materials found in nature that people use– What natural resources do you use

every day? • Examples: soil, trees, oil

– Nonrenewable resources vs. renewable resources

HMMMM ....What do you

think nonrenewable resources are?

Break it down ...

Nonrenewable? Resource?

NONRENEWABLE RESOURCES

A nonrenewable resource is a natural resource that cannot be remade,

regrown, or replaced in our lifetime.

COAL, PETROLEUM, & GASCoal, petroleum,

and natural gas are considered nonrenewable because they can not be

replenished in a short period of time.

We also know these as

fossil fuels.

HOW IS COAL MADE ???

HOW ARE OIL AND GAS MADE ??

MineralsMinerals are nonrenewable materials found in the earth that do not come from plants and animalsSilver Iron Ore Zinc

Copper Gold Quartz

Limestone Lead Granite

Magnesium Gems

Construction and heating

Electrical wires, computer chips, jewelry

Steel production (iron ore) for buildings and manufacturing

SO ....If nonrenewable resources are resources that

cannot be replaced in our lifetime, then

what are renewable resources?

RENEWABLE RESOURCES

Renewable resources are natural resources that can be replenished in a short period of time.

● Solar ● Geothermal

● Wind ● Biomass

● Water

SOLAR

Energy from the sun

GEOTHERMALEnergy from Earth’s heat

You Tube: Geothermal Energy https://www.youtube.com/watch?v=mCRDf7QxjDk

WINDEnergy 101: Wind Power

https://www.youtube.com/watch?v=niZ_cvu9Fts

BIOMASSEnergy from burning organic or living

matter

You Tube: All About Biomass Fuels https://www.youtube.com/watch?v=rQgccUlJiv0

WATER or HYDROELECTRIC

Energy from the flow of water

You Tube: The History of the Hoover

Dam https://www.youtube.com/watch?v=gl678len3aY

Hoover Dam

U.S. Energy Consumption

Soooo …

What are the differences between nonrenewable and renewable natural resources?

CONSEQUENCES & SOLUTIONS• Pollution – materials that dirty

the air, water, and soil• Conservation – planned, careful

use of natural resources– 1935 Natural Resources

Conservation Services set up by the U.S. government to help manage the use of resources in the United States•Conservation lands cannot be used

for human activities•Bureau of Land Management helps

protect certain public lands from development

End Chapter 2.1