Geography - 4GE1 PearsonEdexcel

The Responses To Desertification, Deforestation And Climate Change Vary Depending On A Country's Level Of Development

Overview

Knowing what is going wrong is the easy half. The harder question is what a country can actually do about it, and the answer depends heavily on what that country can afford, what it can enforce and what it is willing to give up. A response that works in a high-income country with reliable electricity may be useless in a village with no grid connection.

This lesson covers three responses in turn: the technologies that ease water shortage in drylands, the approaches used to manage the Amazon rainforest more sustainably, and the different things individuals, organisations and governments are doing about climate change in the United Kingdom and in India. Throughout, the assessment question is the same: does it work, who pays and can it be sustained?

Objectives

  1. How technology can resolve water-resource shortages in fragile environments under threat from desertification
  2. Different approaches to the sustainable use and management of a rainforest in a named region to limit the extent of deforestation
  3. Different responses to global warming and climate change from individuals, organisations and governments in a named developed and a named emerging or developing country

Lesson Note

Two governments can face the same degraded land and reach opposite conclusions about what to do, because their options are not the same. A desalination plant needs capital, engineers and a large and reliable electricity supply. A stone line that slows runoff across a field needs stones and a weekend. Both are legitimate responses. Judging a response means judging it against the resources of the place it is used in, not against an ideal.

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Lesson Evaluation

Congratulations on completing the lesson on The Responses To Desertification, Deforestation And Climate Change Vary Depending On A Country's Level Of Development. Now that youve explored the key concepts and ideas, its time to put your knowledge to the test. This section offers a variety of practice questions designed to reinforce your understanding and help you gauge your grasp of the material.

You will encounter a mix of question types, including multiple-choice questions, short answer questions, and essay questions. Each question is thoughtfully crafted to assess different aspects of your knowledge and critical thinking skills.

Use this evaluation section as an opportunity to reinforce your understanding of the topic and to identify any areas where you may need additional study. Don't be discouraged by any challenges you encounter; instead, view them as opportunities for growth and improvement.

  1. Which of the following is an example of adaptation rather than mitigation? A) Replacing a coal power station with offshore wind B) Building a sea wall to protect a coastal town C) Improving the fuel efficiency of new cars D) Installing rooftop solar panels Answer: B
  2. Reverse osmosis desalination works by A) boiling seawater and condensing the steam B) freezing seawater so that salt separates out C) forcing water through a membrane under pressure that holds back dissolved salts D) filtering seawater through layers of sand Answer: C
  3. What is the main advantage of a sand dam over an open reservoir in a hot dry region? A) It holds far more water B) The sand shields the stored water from evaporation C) It generates hydroelectric power D) It requires no rainfall at all Answer: B
  4. Under the Paris Agreement, emissions targets are A) set by the United Nations and imposed on each country B) determined by each country itself and updated every five years C) identical for all countries D) legally enforced by an international court Answer: B
  5. An extractive reserve protects rainforest mainly because A) it is patrolled by the national army B) all human activity within it is banned C) resident communities earn a continuing income from the forest standing D) the land is too remote for anyone to reach Answer: C

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Full lesson notes with diagrams
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Available on the Green Bridge App

Download the Green Bridge CBT app on your phone or computer to access full lesson notes, practice questions, and more.

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Study offline, anytime, anywhere
Available on Android, Windows, macOS, and Linux

Practice Mock Questions

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