Like HowStuffWorks on Facebook!

Green Science

Green Science is the application of eco-friendly thinking to scientific disciplines. Learn about global warming, pollution and other impacts on nature and the planet, plus what we can do to combat them.

What human activities increase carbon dioxide in the atmosphere?

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.

What if Bicycles Could Clean the Polluted Air Around Them?

A proposed device would scrub smog by ionizing polluted air around a cyclist to make breathing easier. Learn more in this HowStuffWorks article. See more »

Satellite Images Reveal Earth Has More Forests Than Previously Thought

HowStuffWorks looks at how hi-res satellite imagery has revealed more previously unknown dryland forests and how they may help combat climate change. See more »

The Plan to Regrow a Shrinking Swiss Glacier Using Artificial Snow

Could a thin covering of man-made snow save the Morteratsch glacier? Learn about a new proposal to regrow the glacier in this HowStuffWorks article. See more »

Rising Sea Levels Mean These U.S. Cities Should Prep for Millions of Migrants

How will the dislocation of millions due to climate change affect inland cities? Learn more in this HowStuffWorks article. See more »

Climate Change Reverses a River's Flow in Canadian Glacier

How did water from the Kaskawulsh Glacier change direction? Learn more about river piracy and climate change in this HowStuffWorks article. See more »

This Solar-powered Device Can Extract Water From Desert-dry Air

The prototype, out of MIT and UC Berkeley, has the potential to bring water to places suffering from freshwater scarcity. Learn more at HowStuffWorks. See more »

How Concerned Should We Be About This Massive Crack in Antarctica?

What is the crack in the Larsen C ice shelf in Antarctica? Learn more about the Larsen C crack in this HowStuffWorks Now article. See more »

How Climate Change is Monkeying Around with Your Favorite Foods

HowStuffWorks Now looks at five foods you can't live without — but may have to, thanks to climate change. See more »

The Soylent Adventure Continues!

HowStuffWorks' Jonathan Strickland has been sticking to a Soylent diet for breakfast and lunch. We checked in to see how he was doing two weeks in. See more »

Three Big Mistakes We Make With Recycling

Like it or not, recycling is a business and not anything goes. Learn more about recycling right at HowStuffWorks Now. See more »