Land Use: Forestry & Mining

The cutting down of selected trees in a forest so the growth of other trees is not affected.

• Selective Cutting
• Controlled Burn 
• Thinning
• Clear Cutting

Removal of all marketable trees from an area.

• Selective Cutting
• Controlled Burn 
• Thinning
• Clear Cutting

What long-term impact could the destruction of large areas of forests have on Earth?

• decreased rates of erosion
• increased atmospheric carbon dioxide levels
• decreased amounts of acid rain
• increased atmospheric oxygen levels

what is the leading cause of deforestation?

• Diseases 
• Housing market
• Agriculture and Farming
• Paper mill

Which of the following most effectively allows forests to recover from tree harvesting?

• cutting only medium-sized or mature trees

• cutting all of the trees and then replanting the area with seedlings

• allowing the forest to reseed itself

• cutting only young trees and then replacing them with seedlings

Which of the following is an example of how people use land?

• to harvest wood

• to grow crops

• to preserve native species

• All of the above

What is reforestation?

• removing all trees from an area

• replanting trees in an area

• removing selected trees from an area

• None of the above

Which identifies benefits of forests?

• decreases the amount of oxygen in the atmosphere

• decreases soil erosion and regulates climate

• increases the amount of water in the atmosphere

• increases the amount of CO₂ in the atmosphere

The process of returning the land back to its original state after mining is called...

• subsidence
• reclamation
• solar evaporation
• slash and burn

Huge bulldozers and other machines are used to clear away large strips of the Earth’s surface.

• shaft mining
• mountaintop removal
• open-pit mining
• strip mining