Earth Day Celebrates 20 Years in 2020

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* 1. What percent of its plastic does the US recycle?

9%

35%

50%

75%

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* 2. About 71% of the Earth is covered with water. How much of it is fresh water?

2.5%

5%

20%

50%

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* 3. Which land-based ecosystem has the most biodiversity?

Deserts

Tropical Rainforests

The Tundra

Grasslands

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* 4. How many trees does it take to provide a day’s supply of oxygen for 4 people?

100

50

10

1

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* 5. How much of the Earth’s land is covered by forests?

5%

10%

16%

31%