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How the Environment Has Changed Since the First Earth Day 51 Years Ago
It's been 51 years since the first Earth Day, and while progress has been made in some areas, humanity still has had a major impact on the planet.
What Does 'BPA Free' Mean and Why Does It Matter?
science.howstuffworks.com/environmental/green-science/bpa.htm
The chemical BPA (bisphenol-a) often found in consumer goods, may be linked to human health problems. Learn more about BPA in polycarbonate plastics.
Americans Use 500 Million Straws Every Day. Would You Pledge to Go Strawless?
The OneLessStraw campaign encourages people to kick their straw habit to keep plastic from harming the environment.
Plastic Numbers: Breaking Down Recycling Codes
science.howstuffworks.com/environmental/green-tech/sustainable/question217.htm
There are seven different numbers you might see on a plastic container. And each number has its own meaning.
How can a plastic bag be green?
science.howstuffworks.com/environmental/green-science/plastic-bag-green.htm
A plastic bag can actually be green thanks to some new technological advancements. Find out how a plastic bag can be green.
Top 10 Eco-friendly Substitutes for Plastic
science.howstuffworks.com/environmental/green-tech/sustainable/5-plastic-substitutes.htm
10 eco-friendly substitutes for plastic is discussed in this article from HowStuffWorks. Learn about 10 eco-friendly substitutes for plastic.
Where did the moon come from?
science.howstuffworks.com/question777.htm
The origin of the moon is explained in this article. Learn about the origin of the moon.
Queen Elizabeth II Bans Plastic From Royal Estates
Buckingham Palace announced that Queen Elizabeth II is banning many plastics. Learn more about why the Queen is banning plastics from HowStuffWorks.
10 Earth Day Activities for Families
Celebrated since 1970, Earth Day is a time to honor Mother Earth and pay attention to what we're doing to her. It's also a great day to get your kids involved.
How does nuclear waste disposal work?
science.howstuffworks.com/nuclear-waste-disposal.htm
Nuclear waste epitomizes the double-edged sword of modern technology. It's a toxic and radioactive byproduct of nuclear medicine, nuclear weapons manufacturing and nuclear power plants.