What are fossil fuels?
Renewable energy
Synthetic materials
Water-based energy
Natural materials formed over millions of years
What is released when fossil fuels are burned?
Carbon dioxide
Hydrogen
Nitrogen
Oxygen
What is deforestation?
Soil formation
Watering plants
Clearing forests
Planting trees
How do forests help the climate?
Produce methane
Absorb carbon dioxide
Reflect sunlight only
Increase heat
What is a result of increased greenhouse gas emissions?
Cooling
No change
Freezing
Warming
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