Impacts on Land

A natural resource is...

• A naturally substance living things use to meet their needs

• Anything living on Earth

• The minerals in the ground and our atmosphere

• Something humans use to make food

What is an example of pollution

• Oil spills in the Gulf of Mexico

• The great pacific garbage patch

• A garbage can that falls over and the trash blows away

• Burning coal and fossil fuels

What is urbanization?

• Development of natural land into towns and cities

• Development of natural land into farm land

• Development of farm land back into natural land

• Development of cities back into natural land

What is desertification?

• When an area becomes a desert because its soil has blown away

• When an area becomes a desert because of high temperatures

• Cooking a chocolate cake

• When an area is restored from desert to farm land

What is a pesticide?

• Chemical used to kill bugs on crops

• Chemical used to kill weeds growing with crops

• Chemical used to shield crops from the sun

• Chemical used to kill unwanted crops

Which is NOT a benefit of forests

• Provide habitat for wildlife

• Pump oxygen into the atmosphere

• Provide lumber for construction

• Provide ground water for drinking

What is deforestation?

• Cutting down large areas of forest for human activities

• Cutting down and replanting trees for lumber

• Something that is only a problem in the Amazon

• Planting trees to create new forests

What is an herbicide

• Chemical used to kill bugs on crops

• Chemical used to kill weeds growing with crops

• Chemical used to shield crops from the sun

• Chemical used to kill unwanted crops

What is reforestation?

• Cutting down large areas of forest for human activities

• Cutting down and replanting trees for lumber

• Something that is only a problem in the Amazon

• Planting trees to create new forests

How could chemical runoff from farming effect the environment

• It could get into streams and kill wild life

• It could poison drinking water

• It could harm pollinators like bees

• All of these