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Is algae biofuel a viable alternative to oil?
auto.howstuffworks.com/fuel-efficiency/biofuels/algae-biofuel-alternative-oil.htm
Is algae biofuel a viable alternative to oil? Keep reading to learn about biofuel and if algae biofuel a viable alternative to oil.
How Much Coal Is Required to Run a 100-watt Light Bulb 24 hours a Day for a Year?
science.howstuffworks.com/environmental/energy/question481.htm
Where electricity is produced from a coal fired power station, how much coal is required to run a 100-watt light bulb 24 hours a day for one year?
What are natural gas hydrates?
science.howstuffworks.com/environmental/energy/natural-gas-hydrates.htm
What are natural gas hydrates? Learn what natural gas hydrates are in this article.
How can algae be converted into biofuel?
auto.howstuffworks.com/fuel-efficiency/biofuels/convert-algae-to-biofuel.htm
How can algae be converted into biofuel? Read about how algae is converted to biofuel at HowStuffWorks.
Will the U.S. Ever End Its Dependence on Foreign Oil?
science.howstuffworks.com/environmental/energy/cut-dependence-foreign-oil.htm
The United States is the world's top producer of oil, but it still depends on foreign countries for millions of barrels, as well. Will there ever be a time when the U.S. is totally independent when it comes to oil production?
Why do humans walk on two legs?
animals.howstuffworks.com/mammals/bipedalism.htm
Bipedalism was one of the first features to develop in our human ancestors. Is bipedalism better than being on all fours? Read more about bipedalism.
Ultimate Guide to Green Building
home.howstuffworks.com/home-improvement/construction/green/green-building.htm
Green building is the practice of creating more resource-efficient methods of construction and renovation. Learn more about green building methods.
What will Earth look like in 5,000 years?
science.howstuffworks.com/environmental/earth/geology/earth-5000-years.htm
The Earth in 5,000 years would be a very different place because of climate change. Learn about the Earth in 5,000 years.
Can You Power Your Computer or TV With a Bicycle Generator?
science.howstuffworks.com/innovation/science-questions/question658.htm
How to power a TV with a bicycle is explained in this article. Find out if you can power a TV with a bicycle.
Can I own a plug-in hybrid if I live in an apartment?
auto.howstuffworks.com/car-models/plug-in-hybrids/own-plug-in-hybrid-apartment.htm
Can I own a plug-in hybrid if I live in an apartment? Read about whether plug-in hybrids are suitable for apartment dwellers at HowStuffWorks.