Biomes
Water pollution
Unequal Water Distribution
Deforestation
Desertification
100

This biome, home to lions and elephants, is known for its vast open grasslands and scattered trees.

  •  What is the savanna?


100
  • This type of pollution involves excess nutrients, such as nitrogen and phosphorus, causing algae blooms in water bodies.

  •  What is eutrophication?

100

This continent faces the greatest challenges with access to clean drinking water, especially in rural areas.

 What is Africa?

100

This region, often called the “lungs of the Earth,” is being rapidly deforested, largely for agriculture.

 What is the Amazon Rainforest?

100

This process is the transformation of fertile land into desert, often due to overgrazing, deforestation, and poor farming practices.


 What is desertification?

200

This biome experiences extremely low temperatures and has permafrost, making it difficult for trees to grow.

 What is the tundra?

200
  • 200: A major source of water pollution that comes from agriculture and washing away of soil.

What is runoff?

200

A region in the U.S. known for its frequent droughts and strained water supplies.

What is the Southwest?

200

Deforestation contributes to this global issue by reducing the number of trees that absorb CO₂.

What is climate change?

200

This continent is home to the largest desert in the world, which is also expanding due to desertification.

What is Africa?

300

Characterized by heavy rainfall and high biodiversity, this biome is home to half of the world’s plant and animal species.

 What is the tropical rainforest?

300

The oil spill in 2010 in the Gulf of Mexico that caused severe water pollution.

 What is the Deepwater Horizon oil spill?

300
  • The process of making seawater drinkable, often used in countries like Saudi Arabia.

What is desalination?


300

This agricultural method is one of the leading causes of deforestation, where forests are cleared for cattle ranching and crops like soy.

 What is slash-and-burn agriculture?

300

This tree-planting initiative, designed to combat desertification, stretches across the width of Africa.

 What is the Great Green Wall?

400

This biome, found in the middle of continents, has hot summers and cold winters and is dominated by grasses.

What is the temperate grassland?

400

This type of pollution occurs when heated water is discharged from industries or power plants into nearby bodies of water.

 What is thermal pollution?

400

This river, which runs through northeastern Africa, has been a source of political tension due to its importance for water distribution.

 What is the Nile River?

400

This term refers to trees being removed in a way that ensures the sustainability of the forest ecosystem.

What is sustainable forestry?

400

This Asian country, which includes the Gobi Desert, faces severe desertification due to overgrazing and climate change.

 What is China?

500

With harsh, dry conditions and little rainfall, this biome supports plants like cacti and animals that are adapted to store water.

What is the desert?

500
  • These persistent organic pollutants are known to accumulate in aquatic food chains, posing a serious health risk to wildlife and humans.

  • What are PCBs

500
  • A term for when access to water is limited due to economic, social, or political barriers, even though water might be physically available.

 What is economic water scarcity?

500
  • This Southeast Asian country has some of the highest rates of deforestation, primarily due to palm oil plantations.

 What is Indonesia?

500
  • This term refers to the specific region south of the Sahara Desert that is highly vulnerable to desertification.

 What is the Sahel?

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