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The buildings and construction sector accounts for roughly what percentage of heat-trapping pollution worldwide?

Why It Matters

Perhaps surprisingly, the construction and buildings industry is one of the single biggest causes of planet-warming air pollution on Earth, accounting for over one-third of all emissions.

  • Correct answer: 37 percent

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Do you think the construction industry is too wasteful?

Why It Matters

The construction industry accounts for roughly one-third of all global heat-trapping air pollution — raising huge concerns about its sustainability — and has led to countless new technologies that are attempting to improve things.

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A robot recently helped build the first 3D printed home in what remote U.S. town?

Why It Matters

Nome, an isolated town in western Alaska with a population under 4,000, is now home to a 3D-printed house. The three-bedroom home gives hope that the technology could be used in other remote areas with high building costs.

  • Correct answer: Nome, Alaska

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A robot recently helped build the first 3D printed home in what remote U.S. town? Please select one.
7.8k participants
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What penalty should the music festival organizers in this week’s WTF story face?

Why It Matters

Events like music festivals can be great for local communities, but it’s vital that event organizers are mindful of their impact on the environment and community.

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What penalty should the music festival organizers in this week’s WTF story face? Please select one.
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A professor at Georgia Tech recently created a farming robot inspired by what type of bug?

Why It Matters

The robot, modeled after a giant centipede, is designed to remove the weeds around fruits like strawberries, a process that can cost $1,000 per acre when done by hand.

  • Correct answer: Centipedes

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A professor at Georgia Tech recently created a farming robot inspired by what type of bug? Please select one.
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Researchers at the University of Texas at Arlington have used plastic waste to create what resource?

Why It Matters

The researchers combined the trash with asphalt, potentially making roads more stable while also reusing a critical form of waste in America.

  • Correct answer: Clean asphalt for roads

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Researchers at the University of Texas at Arlington have used plastic waste to create what resource? Please select one.
188 participants
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Which state recently updated its ban on dangerous forever chemicals?

Why it matters

The ban applies to a set of new products containing toxic PFAS — aka “forever chemicals” — including dental products, cosmetics, underwear, and more.

  • Correct answer: Illinois

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MIT researchers have developed robotic bees that weigh roughly as much as what item?

Why It Matters

The robotic insects could someday be used to pollinate indoor plants, researchers say. They hope to increase the total flight time to 10,000 seconds, or 166 minutes.

  • Correct answer: A paper clip

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MIT researchers have developed robotic bees that weigh roughly as much as what item? Please select one.
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Researchers have found a tree in what country that can turn air pollution into stone?

Why It Matters

The discovery, found in certain fig trees, could be used to help sequester carbon pollution that’s currently in our atmosphere by turning it into limestone-like deposits.

  • Correct answer: Kenya

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Which forgotten fish species could be returned to Lake Erie after not being spotted there for decades?

Why It Matters

The shallow-water cisco hasn’t been seen in Lake Erie since the mid-20th century, but as it turns out, a population of the fish had survived elsewhere. Now, the species is being considered for reintroduction.

  • Correct answer: Shallow-water cisco

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