Search Results | pollution
Your search for "pollution" returned 269 results
How Eco-anxiety Works
science.howstuffworks.com/environmental/green-science/eco-anxiety.htm
Eco-anxiety is a chronic concern over environmental issues. Learn about eco-anxiety a treatments for eco-anxiety.
5 Green NASA Inventions
science.howstuffworks.com/innovation/nasa-inventions/5-green-nasa-inventions.htm
NASA's technological innovations haven't just gotten us to the moon and beyond -- some have also helped make life a little greener here on Earth. What are five surprisingly grounded technologies spearheaded by NASA?
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.
What Is the Strongest Metal on Earth?
science.howstuffworks.com/environmental/earth/geology/titanium.htm
Let's take a look at some of the strongest metals on Earth and their surprising uses.
10 Innovations in Water Purification
science.howstuffworks.com/environmental/green-tech/sustainable/10-innovations-water-purification.htm
As far back as 1500 B.C.E., people were trying to purify water to make it drinkable. And we're still at it. Today inventors use tools as simple as clay and as sophisticated as carbon nanotubes to bring clean water to the world.
How Biofilm Works
science.howstuffworks.com/life/cellular-microscopic/biofilm.htm
Biofilms form when single microorganisms attach to a hydrated surface and undergo a "lifestyle switch." Learn about biofilms in this article.
Who owns the oceans?
science.howstuffworks.com/environmental/earth/oceanography/international-water.htm
International water covers 71 percent of the Earth's surface and includes five oceans. Learn how international water is shared among all the nations.
How Coffee Printers Will Work
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Coffee printers use old coffee grounds in place of ink. Visit HowStuffWorks to learn all about coffee printers.
How Crypton Super Fabrics Work
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Crypton Super Fabric is specially designed for easy clean up and maintenance. Read more about Crypton Super Fabrics.
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.