This is energy that comes from nature and can be used again and again. The sun, wind, and water can provide this type of energy. What is it?
Renewable energy
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This idea helps people protect the environment by reducing waste. It includes three actions: reducing, reusing, and recycling. What is it called?
3R
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Cars, factories, and airplanes release this into the air. Too much of it can harm the environment and make the air dirty. What is it?
Emission
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When water, air, or land becomes dirty because of human activities, we use this word. It can be caused by trash, smoke, or chemicals. What is it?
Pollution
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People often do this with trees, flowers, and vegetables. You put seeds or young plants into the ground so they can grow. What action is it?
Plant (v)
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People do this when they want to use less water, electricity, or paper. It helps protect natural resources and the environment. What verb is it?
Save
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This happens when the Earth's weather patterns change over a long period of time. It can cause stronger storms, droughts, and unusual temperatures. What is it?
Climate Change
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This is the increase in the Earth's average temperature. It happens because too many greenhouse gases are trapped in the atmosphere. What is it?