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What human activities increase carbon dioxide in the atmosphere?
science.howstuffworks.com/environmental/green-science/human-activities-increase-carbon-dioxide.htm
Although a certain amount of carbon dioxide (CO2) occurs naturally in the Earth's atmosphere, there are several human activities that increase levels of the greenhouse gas.
Health Benefits of Legumes
recipes.howstuffworks.com/health-benefits-of-legumes-ga.htm
Legumes offer many health benefits, including lowering heart-disease risk and stabilizing blood glucose levels. Learn the health benefits of legumes.
How Drought Works
science.howstuffworks.com/nature/natural-disasters/drought.htm
What happens when the rains cease and water levels dry up precipitously? Everything from abundant grasses to apex predators suffers the consequences.
How Fair Trade Works
money.howstuffworks.com/fair-trade.htm
Fair trade promotes better wages and living conditions for local-level workers. Learn how consumers become essential parts of fair trade.
10 Most Dangerous Countries in the World
people.howstuffworks.com/worlds-most-dangerous-countries-news.htm
The Global Peace Index ranks 172 independent states and territories according to their levels of peacefulness. Those that came in last may - or may not - surprise you.
1934 Packard Eight
auto.howstuffworks.com/1934-packard-eight.htm
The 1934 Packard Eight may have been the low-level series, but during the Depression it was popular. Learn about the 1934 Packard Eight series.
Plumbing Basics
home.howstuffworks.com/home-improvement/plumbing/plumbing-basics-ga.htm
Plumbing follows the basic laws of nature - gravity, pressure, water seeking its own level. Learn about your home plumbing system.
What do video game ratings mean?
electronics.howstuffworks.com/question521.htm
Just like film and television, the video game industry maintains a level of age-related ratings. Find out how the ESRB system works.
How does a three-way light bulb work?
home.howstuffworks.com/three-way-bulb.htm
A three-way bulb has two filaments, which allows the light to be turned on at different light levels. Learn about a three-way bulb.
Is Running Every Single Day Good for Your Body?
health.howstuffworks.com/wellness/diet-fitness/exercise/running-every-day.htm
Some say it's not good to run every single day without letting the body rest. But others take running streaks to another level.