land
water world
organism overlode
air aware
wild card
100

This process involves the growth of cities and the movement of people to those areas.

What is urbanization?


100

decrease in ocean pH due to CO2 absorption.


What is ocean acidification?

100

The increase in the number of people on Earth.

What is population growth?


100

Thinning of the Earth's protective layer.


What is ozone depletion?


100

Growing only one type of crop is called this.

What is monoculture?


200

This activity involves cutting down large areas of trees for timber or land use.

What is forestry?


200

Contamination of water sources with pollutants.

What is water pollution?


200

Increased food production through high-yield crops

What is the Green Revolution?

200

 mix of smoke and fog in the atmosphere.

What is smog?


200

This is the process of cleaning wastewater before it is released back into the environment.


What is wastewater treatment?


300

This type of pollution occurs when harmful substances contaminate the ground.

What is land pollution?


300

Removing salt from seawater to make it drinkable.

What is desalination?


300

Organisms with altered genetic material.

What are GMOs (genetically modified organisms)?


300

Harmful substances in the air.

What is air pollution?


300

increased UV radiation causes this environmental problem.


What is desertification, or what is damage to crops?


400

Contamination of the ground with harmful substances.


What is land pollution?

400

Catching fish for food or commercial purposes.


What is fishing?


400

The expansion of dry, barren lands.


What is desertification?


400

Gases that trap heat in the atmosphere.


What are greenhouse gasses?


400

This is the term for the amount of water used by humans.


What is water use?


500

The loss of fertile topsoil due to human activities.


What is soil erosion?


500

The total amount of water used by humans.


What is water use?


500

Growing only one type of crop.

What is monoculture?


500

A form of air pollution caused by vehicle exhaust and industrial emissions, that creates a brownish haze.


What is photochemical smog?

500

Mr.T's room number? 

what is E212

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