Search Results | clean technology

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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.

What's a beer battery?

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A beer battery uses a brewery's waste water to generate electricity. Learn how a beer battery works and about microbial fuel cells.

How Chain Saws Work

home.howstuffworks.com/chainsaw.htm

If you're a homeowner looking to clean up a few trees in the yard or cut some firewood, a chain saw will be a very handy tool. Get a good look at the inner workings of a chain saw.

What is the future of geothermal energy?

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What is the future of geothermal energy? Learn more about the future of geothermal energy in this article.

How to Get Pencil Off Walls and Other Stained Surfaces

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Pencils are great because they allow you to go back and make changes to what you've written. Follow these stain removal tips to erase graphite and pencil lead marks.

How to Install Gutter Guards

home.howstuffworks.com/home-improvement/construction/planning/how-to-install-gutter-guards.htm

Cleaning gutters is certainly no fun, but it's a job that has to be done. Unless you have gutter guards, and then it's a job that you have to do a lot less. We'll show you how to install them.

Why Is My Cat Peeing on My Bed?

animals.howstuffworks.com/pets/why-is-my-cat-peeing-on-my-bed.htm

Why is my cat peeing on my bed? It’s a question that frustrates even the most patient cat owners. Inappropriate urination — especially on a human’s bed — isn’t about revenge. It’s often a signal that something in your cat’s environment or health needs attention.

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