Earth911 Quiz #52: One Year, 10 Questions

After 51 surveys, 255 questions, and tens of thousands of answers, the Earth911 Quiz is wrapping up its first year with 10 challenging questions from the past. Test your knowledge about climate change, recycling industry trends, policy, energy-efficient companies, and much more. Can you dominate with a “10” or do you still need, like all of us, to learn more about the planet and actions you can take to preserve it? Jump into Earth911 Quiz #52!

Earth911 Quiz #52: One Year, 10 Questions

 

Happy anniversary, Earth911 Quizzers! This is the 52nd installment of our weekly recycling and sustainability quiz. To celebrate, we take a look back as some of the more difficult and entertaining questions during the first year. See what you’ve learned and what has changed in recycling and sustainable living in this special 10-question quiz. And please take some time to pass the quizzes along to help others start their conscious pursuit of a healthy and prosperous green economy.

 

Every week, Earth911.com challenges you with quizzes that test your sustainability savvy and help you make environmentally friendly choices when you shop, use products, and dispose of unwanted items.

What is the value of nonferrous recycled metals in the United States?

 

Recycling metals such as aluminum makes a big difference in the energy used to manufacture new products. What was the value of nonferrous scrap metal recycled in 2016? (From Quiz #3)

Latest news:  10 Greenest Dishwashers

In what year was the Clean Air Act passed?

 

Many American cities suffered under air pollution as bad as that reported in Beijing and Mumbai. While progress hasn’t been ideal by any stretch, the U.S. National Library of Medicine at the National Institutes of Health reports that “the Clean Air Act regulations prevented 205,000 premature deaths and avoided millions of other non-fatal illnesses, including severe cardiac and respiratory diseases. When expressed in economic terms, the benefits were estimated as much as $50 trillion as compared with implementation costs of $523 billion.” (From Quiz #9)

How many jobs are related to scrap recycling in the United States?

 

In 2017, the Scrap Recycling Industry Economic Impact Study found that ________ people are employed by scrap recyclers in the United States. (From Quiz #1)

How much more ocean area is used for fishing than land area for agriculture?

 

There is more sea than land on Earth. How much more ocean surface is used for industrial fishing than land area for agriculture? (From Quiz #19)

A single tree transpiring 100 liters of water can do the work of how many central air conditioners?

 

Latest news:  Radical plan to artificially cool Earth’s climate could be safe, study finds

Trees are nature’s air conditioners. They cool the environment and process nutrients while releasing oxygen into the atmosphere. How many central air conditioning units would be needed to match the cooling and air output of a tree that transpires (takes in and processes) 100 liters of water a day? (From Quiz #26)

Who said forests are the lungs of our land?

 

An American president said: “A nation that destroys its soils destroys itself. Forests are the lungs of our land, purifying the air and giving fresh strength to our people.” Which president was the speaker?

How fast have the oceans been warming on average since 1971?

 

How much have oceans warmed on average per year since 1971, according to the 2019 research that found previous estimates were understated by 40 percent? (From Quiz #45)

Which online service is the least polluting?

 

Greenpeace conducts an annual ranking of the carbon footprints of online services, including social media sites, video services, and messaging tools. Which of the following online services are the greenest overall, according to the 2017 report? (From Quiz #37)

What is the current carbon dioxide level in Earth’s atmosphere?

 

CO2 levels have the largest impact on Earth’s temperature. In the early 1800s, the CO2 level globally averaged approximately 280 parts per million (ppm). What is the average CO2 concentration in the atmosphere in 2018? (From Quiz #43)

Latest news:  Andrew Wheeler confirmed as the nation’s 15th EPA administrator

How much has the atmosphere warmed on average since the industrial revolution?

 

Atmospheric carbon dioxide has been building up since the beginning of the industrial revolution, which began in 1781 with James Watt’s improvements on the steam engine. Humans have revved up their economy by burning a tremendous amount of carbon in the form of wood, coal, oil, and natural gas. How much has the climate warmed since then? (From Quiz #34)

 

 

If this quiz raises questions or presents ideas you’d like to talk about, start a conversation with the community in the Earth911.com Forum.

Making smart sustainable choices requires practice. Earth911’s weekly sustainability quiz helps you hone your ability to recognize earth-friendly products and services. Through your daily choices — from transportation mode to purchases to waste disposal — you can make a positive difference.

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