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How Sinkholes Work
science.howstuffworks.com/nature/natural-disasters/sinkhole.htm
Sinkholes are much more than holes in the ground. Learn how sinkholes can cause the Earth to swallow up you, your home and your car.
Are bamboo floors really green?
home.howstuffworks.com/home-improvement/home-diy/flooring/bamboo-floors-really-green.htm
Green bamboo flooring is all the rave in these days of global warming. But how green is green bamboo flooring really?
How Often Are Septic Tanks Emptied, and Where Do the Contents Go?
home.howstuffworks.com/home-improvement/plumbing/septic-tank-cleaning.htm
A septic tank requires a good cleaning to flush out sludge and scum, which don't drain like effluent. Learn how a septic tank cleaning works.
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?
10 Things Your Dry Cleaner Doesn't Want You to Know
He runs a mysterious universe where clothes soak in chemical baths and hundreds of hanging plastic bags march in formation at the push of a button. We take you inside your dry cleaner's world and explain why it costs $7 to clean your silk shirt.
Owning an Old House: Charming Love Affair or Expensive Money Pit?
home.howstuffworks.com/home-improvement/repair/owning-old-house.htm
Old houses have an undeniable charm, but there are inherent issues that can turn an older property into an emotional and financial nightmare for an owner. Knowing what to watch for can be the key.
What's Oil Shale?
science.howstuffworks.com/environmental/energy/oil-shale.htm
Oil shale is just one unconventional oil source that's being researched. Learn how oil shale could save the day when - and if - we hit peak oil in the U.S.
How Coffee Printers Will Work
science.howstuffworks.com/environmental/green-tech/sustainable/coffee-printer.htm
Coffee printers use old coffee grounds in place of ink. Visit HowStuffWorks to learn all about coffee printers.
How to Conserve Water While Still Keeping a Beautiful Garden
home.howstuffworks.com/lawn-garden/professional-landscaping/conserve-water-in-garden.htm
To conserve water in your garden, there are some simple steps you can take. Learn ways to conserve water in your garden -- and still watch it grow.
Does hybrid car production waste offset hybrid benefits?
Does hybrid car production waste offset hybrid benefits? Find out if hybrid car production waste offsets hybrid benefits in this article.