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* 1. One of these things is not like the others. Which of the following is NOT a type of pollution?

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* 2. Every year, the Mississippi River—the most trafficked river in the United States—carries 1.5 million metric tons of _____ pollution into the Gulf of Mexico, creating an oceanic dead zone every summer.

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* 3. Finish the Fact: 1.2 _____ gallons of untreated sewage, industrial waste, and polluted stormwater are dumped into American waters every year.

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* 4. Introducing “garbage patches.” That’s right, there is so much trash in our oceans that –thanks to ocean currents called gyres—it has started clumping together to form massive “patches.” The largest patch is called the Great Pacific Garbage Patch and is more than double the size of Texas. How many of these garbage patches are there globally?

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* 5. Hydrofluorocarbons. After the world recognized these chemicals were directly responsible for the rapid depletion of our ozone, they were outlawed by most countries. As a result! A healing ozone layer (hurray!!) But that begs the question: are there still holes in our ozone layer years later?

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* 6. Noise pollution is no joke. Aside from hearing loss, it contributes to all the following, EXCEPT:

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* 7. True or False: Air pollution can change weather patterns.

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* 8. Pollution isn’t just unhealthy, it’s deadly. Globally, pollution causes more deaths every year (7 million+) than HIV/AIDS, tuberculosis and ______ combined.

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* 9. Breathing in contaminated air increases your risk of health complications—particularly lung cancer—by 20% and can shorten a person’s life by an average of _____.

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* 10. As the result of human influence and pollution, over ____ percent of all land area on Earth is degraded.

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