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How Radon Works
home.howstuffworks.com/home-improvement/household-safety/radon.htm
In places where uranium is common in the soil, radon is a popular topic of discussion. Even though radon is "completely natural," it can be a real health hazard. Learn how radon forms and why it is so dangerous.
What Is Asphalt Made Of?
science.howstuffworks.com/asphalt.htm
If you think asphalt is what hot tar roads are made of, you'd be wrong. Asphalt is only one ingredient in the recipe that makes up our roads. And it has a very long, very interesting history.
How Greenwashing Works
money.howstuffworks.com/greenwashing.htm
Greenwashing is an attempt to convince consumers that their business has a low impact on the environment. Learn more about greenwashing.
How Cranberry Bogs Work
science.howstuffworks.com/life/botany/cranberry-bogs.htm
How can something as delicate and delicious as a cranberry thrive in something as filthy as a bog? Blame it on the durability of this most unusual and hardy plant.
Ohio Residents Fight to Give Lake Erie Legal Rights
science.howstuffworks.com/environmental/conservation/issues/nature-legal-rights.htm
A growing network of global activists is taking an alternative approach to saving the environment: Pushing to recognize natural ecosystems as having legal rights like humans.
Will the U.S. be a desert in 50 years?
science.howstuffworks.com/nature/climate-weather/atmospheric/us-desert-50-years.htm
Will the U.S. be a desert in 50 years? Learn about the chances of the U.S. becoming a desert in the next 50 years.
Is Ethanol Bad for Your Car?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/ethanol-damage-engine.htm
Specially engineered Flexible Fuel Vehicles (FFVs) can tolerate an E85 mixture of gasoline and ethanol. But will ordinary cars and trucks be able to stand up to the new blend?
How Agroforestry Works
home.howstuffworks.com/lawn-garden/professional-landscaping/agroforestry.htm
Agroforestry promotes the integration of landscape with livestock. Learn more about agroforestry at HowStuffWorks.
What Is Cork Flooring?
home.howstuffworks.com/home-improvement/home-diy/flooring/cork-flooring.htm
Cork flooring provides a nice alternative to hardwoods and other types of flooring. Learn all about cork flooring at HowStuffWorks.
How a Nuclear Meltdown Works
science.howstuffworks.com/nuclear-meltdown.htm
Nuclear meltdowns can be scary, but it's important to understand what causes them. Learn about how nuclear meltdowns work.