Search Results | environment
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Will an air purifier help with your allergies?
An air purifier may help relieve allergy symptoms if used properly. Find out how air purifiers may help with allergies from this article.
How do solar swimming pool covers work?
home.howstuffworks.com/solar-swimming-pool-covers.htm
How do solar swimming pool covers work? Visit HowStuffWorks.com to learn how solar swimming pool covers work.
Top 30 Smartest Animals in the World
animals.howstuffworks.com/animal-facts/10-smartest-animals.htm
Humans aren't the only animals that can count, use logic, make tools or form lasting bonds with others. Meet 10 of the smartest creatures in the animal kingdom.
How Gas Masks Work
science.howstuffworks.com/gas-mask.htm
Gas masks are used to filter out harmful gas and particles from the air industrial workers breathe. Learn about gas masks and how gas masks are made.
Does a hush really pass over a crowded room 20 minutes after the hour?
science.howstuffworks.com/science-vs-myth/everyday-myths/hush-crowded-room.htm
You're talking with a group of people when, with no apparent warning, everyone stops talking. Is it just an awkward silence or a pregnant pause? Or is this silence something more?
Why landscape with native plants?
home.howstuffworks.com/lawn-garden/professional-landscaping/landscape-with-native-plants.htm
Native plants are usually easier to take care of and they can be less expensive than non-native species, too. Learn about native plant landscaping.
Why Is Wombat Scat Shaped Like a Cube?
animals.howstuffworks.com/mammals/wombat-scat.htm
The shape of wombat scat closely resembles dice. Learn why wombat scat has such a distinctive shape and what this means for other animals in the area.
Could reversing global warming start an ice age?
science.howstuffworks.com/environmental/green-science/question780.htm
Reversing global warming is discussed in this article. Learn about reversing global warming.
How to Repaint Stained Walls
home.howstuffworks.com/home-improvement/repair/how-to-repaint-stained-walls.htm
Stains can be tricky to paint over, but it can be done. You'll need to do the proper prep and pick the right paint to get a professional look.
How to Deal With a Dishonest Coworker
money.howstuffworks.com/deal-with-dishonest-coworker.htm
Want to know how to deal with a dishonest coworker? Visit HowStuffWorks to learn how to deal with a dishonest coworker.