Mayowa Learning Foundation — Free WAEC Science Practice & Learning Biology • Physics • Chemistry • Agricultural Science

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WAEC & NECO Science Portal

Forestry and Agroforestry

Topic: Forestry

Forestry is the science and practice of planting, managing and using forests and their resources. Agroforestry combines trees with crops or animals on the same land.

Forest Resources (Products)

  • Timber: for building, furniture and construction.
  • Fuel wood and charcoal: for cooking and heating.
  • Non-timber products: fruits, nuts, gums, resins, medicinal plants and honey.

Importance of Forests

  • Provide timber and other products.
  • Prevent soil erosion (roots bind the soil).
  • Provide habitat for wildlife.
  • Regulate the climate and rainfall.
  • Provide employment.

Forest Management and Conservation

  • Afforestation: planting trees where none existed before.
  • Reforestation: replanting trees in deforested areas.
  • Controlled felling: cutting only mature trees and replanting.
  • Forest reserves: protecting areas from farming and settlement.
  • Taungya system: growing crops between young forest trees.
Key terms: Afforestation = new forest; reforestation = replanting; deforestation = clearing forests. Deforestation causes erosion, loss of wildlife and climate change.

Summary

Forests provide timber, fuel and non-timber products and protect the environment. They are conserved through afforestation, reforestation, controlled felling and forest reserves. Agroforestry combines trees with crops or animals.

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