Lesson Plan

Grades 9-12

Earth: The Apple of Our Eye (high school)

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15 minutes (Part 1); 90 minutes (Part 2)

SUBJECTS: Science, Social Studies

TOPICS: Agriculture, Food & Hunger, Land Use

Resource Overview

An apple is sliced into pieces to model the current amount of agricultural land on Earth. Then students read an article about soil erosion and conduct outside research to create presentations on threats to soil health for an “ask the experts” soil fair.

Students will be able to:
  • State what percentage of the Earth is made up of water, habitable land, inhospitable land, developed land, and agricultural land.
  • Discuss threats to agricultural land, soil health, and ways to protect these resources.
  • Read an article, conduct research, and create a presentation on a topic related to soil health (including threats to soil health and conservation practices).

Features of This Resource

  • Updated as of October 2021! New apple fractions and a research/presentation activity about soil health
  • Powerful model of agricultural land availability
  • One of Population Education’s most popular and well-known lessons

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