Clear-Cutting vs Sustainable Forestry
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Questions and Answers

What is Clear Cutting?

  • A method of forestry where only mature trees are cut.
  • A way to fertilize forest land.
  • A technique for preserving wildlife habitats.
  • Forestry practice where most or all trees in a harvest area are cut down. (correct)

What is Selective Cutting?

Harvesting only mature trees of certain species and size.

What does Desertification refer to?

Loss of more than 10% of productivity due to erosion, soil compaction, deforestation, and other factors.

What is Industrial Agriculture?

<p>Agriculture that uses large amounts of fossil fuels, water, and chemicals to produce crops.</p> Signup and view all the answers

What is a Prescribed Burn?

<p>Burning areas of forest under controlled conditions to improve forest health.</p> Signup and view all the answers

What is Reforestation?

<p>Renewal of trees and vegetation on land where they have been removed.</p> Signup and view all the answers

What is Slash-and-Burn?

<p>Cutting down and burning tropical forests for agriculture.</p> Signup and view all the answers

What are Reserves?

<p>Resources that have been identified for usable purposes.</p> Signup and view all the answers

What is Resistance in ecological terms?

<p>The combination of biotic and abiotic factors that limit a population's increase.</p> Signup and view all the answers

What does Sustainability mean?

<p>The capacity of natural systems to survive and adapt to environmental changes.</p> Signup and view all the answers

Study Notes

Clear-Cutting and Forestry Practices

  • Clear Cutting: A logging method where most or all trees in a designated area are felled, often leading to ecological disruption.
  • Selective Cutting: Involves harvesting only specific mature trees, promoting wildlife habitats and enhancing forest regeneration, though it is generally more costly.

Environmental Challenges

  • Desertification: A process resulting in over 10% loss of land productivity, primarily driven by factors like erosion, deforestation, and overgrazing affecting soil health.
  • Industrial Agriculture: Characterized by the heavy use of fossil fuels, water, and chemical inputs to produce large-scale, often mono-cropped agricultural outputs.

Forest Management Techniques

  • Prescribed Burn: A controlled fire technique utilized to manage forest health and reduce the risk of uncontrolled wildfires, promoting biodiversity.
  • Reforestation: The process of re-establishing forest cover by natural regeneration or planting methods after logging or deforestation.

Land Use Methods

  • Slash-and-Burn: A traditional method that involves clearing land by cutting and burning forests to prepare for agricultural use, frequently used in tropical regions.

Resource Management Concepts

  • Reserves: Identified resource deposits that have potential for future use, critical for sustainable resource management.
  • Resistance: The interplay of biotic and abiotic elements limiting population growth, crucial in understanding ecological balance.

Sustainability Principles

  • Sustainability: The ability of Earth's systems to not only endure but also adapt over time to changing environmental conditions, ensuring future ecological health.

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Description

Explore key concepts in forestry practices with this flashcard quiz. Learn about clear-cutting, selective cutting, and desertification, alongside their definitions and implications for the environment. Perfect for students interested in environmental science and sustainable practices.

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