Lesson 3: Human Impacts on the Environment

A resource that is not easily replaced...

• Renewable
• Nonrenewable

Can be replaced within a human lifetime

• Nonrenewable resource
• Renewable resource

Which group includes ALL renewable resources?

• Coal, trees, water, oil
• Water, wind, sun, plants
• Minerals, sun, natural gas, water

Which of the following natural resources are nonrenewable?

• Water
• Animals
• Natural gas
• Wind

Fossil fuels are nonrenewable because...

• they are used to produce heat
• they take a long time to form
• they can be found underground

What does conserving resources mean?

• Use as much of the resources as you can
• Only use the resources at school
• Protecting the resource so it does not run out

Renewable or Non-renewable: Wind?

• Renewable

• Non-renewable

What is deforestation?

• Clearing Earth's forests on a massive scale
• Eating too much vegetables
• Going to a forest and pulling weeds
• Clearing the five trees in my backyard

What is the leading cause of deforestation?

• Diseases

• Housing market

• Agriculture and Farming

• Paper mill

What are the effects of deforestation ?

• loss of habitat

• increased air pollution

• soil erosion and flooding

• all of the above