Search Results | united states environmental protection agency
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How Carbon Offsets Work
science.howstuffworks.com/environmental/green-science/carbon-offset.htm
Carbon offsets are a form of trade that funds projects that reduce greenhouse gas emissions. Learn about carbon offsets and carbon offset programs.
How Coronavirus Has Helped to Clear the Air
science.howstuffworks.com/environmental/green-science/coronavirus-improved-air-quality.htm
Satellite data shows just how much air quality has improved during the coronavirus crisis, from China, India, Italy and beyond.
What is organic certification?
recipes.howstuffworks.com/organic-certification.htm
Organic foods and other products are popping up everywhere.
How Street Sweepers Work
auto.howstuffworks.com/street-sweeper.htm
Street sweepers have been around for more than a century keeping our roads clean. Learn the history of street sweepers and what they're like today.
10 Dirtiest Cities in the U.S. (L.A. Shockingly Isn't One of Them)
science.howstuffworks.com/environmental/dirtiest-cities-in-the-us.htm
Living in a city offers a lot of excitement and opportunity on a daily basis, but it also comes with some downsides like pollution, trash and health risks. So, which cities have it worst? LawnStarter did a deep dive on this very topic to uncover the dirtiest cities in the U.S.
What's Eating Me? Bedbugs and Other Creatures in Your Bedroom
Do you have bedbugs and other creatures in your room? Check out this article and learn about bedbugs and other creatures in your room.
10 Green Lawns Without a Blade of Grass
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Grass isn't necessary for your lawn to be green. Learn about ten green lawns without a blade of grass.
How Organic Farming Works
science.howstuffworks.com/environmental/green-science/organic-farming.htm
Consumers are becoming more and more knowledgeable about food safety and their health. As a result, organic farming has entered the agriculture mainstream. But what methods must be used, and how is organic farming certified?
How Do You Clean Up an Oil Spill?
science.howstuffworks.com/environmental/green-science/cleaning-oil-spill.htm
Oil spill cleanup is often done through containment and skimming the oil off the surface of the water. Learn about oil spill cleanup methods.
How much fluoride is too much?
health.howstuffworks.com/wellness/oral-care/products/how-much-fluoride.htm
How much fluoride is too much? Find out why there is so much debate about this ubiquitous substance -- and how much fluoride is too much.