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.

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The experts have seen people trying to recycle bowling balls and curling irons. They call it 'wishful recycling'. But paper and plastic items can be problematic too.

By Dave Roos

A new 'atlas' of light pollution finds that one third of people on Earth can't see the night sky's most dramatic feature.

By Christopher Hassiotis

More ticks! Different birds! Sicker humans! Changing the world's climate is, well, changing the world.

By Christopher Hassiotis

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Talk about a real power plant. Researchers have shown that the electrons released from tomato waste can be captured. Toss those rotten tomatoes right into the future!

By Chris Opfer

Millions of people die every year because of poor air quality, new international research finds. That number is expected to rise in coming years.

By Christopher Hassiotis

Drones give farmers a fresh look at what's happening with their crops.

By Chris Opfer

Introducing a new species into an ecosystem can have unforeseen and disastrous consequences for the species that already live there.

By Karen Kirkpatrick

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If you think about all the things that are removed from your drinking water, you'd be pretty thankful for public water systems. But they can't keep out everything.

By Patrick J. Kiger

Yes, we have way too much non-biodegradable plastic clogging up everything on this planet, but what if there was a way to make plastic out of something better or even more natural? Would shrimp shells work?

By Beth Brindle

They bring herds of identical friends, they eat all the food and they just won't leave the party. How can we get rid of these uninvited guests in Earth's ecoystems?

By John Perritano

Farming technologies have allowed the world to be fed, even though most people no longer farm. Only 2 percent of Americans are farmers, versus 90 percent in the 1700s. Which tools and technologies have had the most impact on farming and why?

By Laurie L. Dove

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"It's been so cold this winter — so much for global warming." Ever heard anyone say that? We explain why cold weather — and nine other things – don't disprove global warming.

By Patrick J. Kiger

Forest-fire prevention has been a touchstone of American consciousness since the creation of Smokey the Bear in the 1940s. But now, environmental experts believe that some amount of fire is good for the forest too.

By Laurie L. Dove

Over the years, many theories have been advanced about why the once-mighty Mayan civilization fell. But a newer one is getting attention: Was it because of climate change?

By Patrick J. Kiger

The idea behind a green transportation infrastructure is one that provides opportunities for people to get around their communities using their own power -- such as walking or biking. In this article we 10 ideas for greener transportation.

By Chris Warren

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The transportation sector is the second largest producer of carbon dioxide emissions is the U.S. Is it possible to reduce emissions without stiffing the importing and exporting of goods? You'll discover the answer in this article.

By Dave Roos

Lots of people consider recycling to be kind of a no-brainer, something we all should do. It's good for the environment, it re-uses materials rather than creates new ones, it reduces landfills — the list goes on and on.

By Meghan E. Smith

While your car's tires may have intimate familiarity with the roads, most likely you ride atop them without much thought beyond how they'll get you from point A to point B.

By Denise Harrison

Polystyrene -- the plastic used in items ranging from plastic forks to take-out boxes to life rafts -- can be recycled, but not without costs. What does it take to recycle polystyrene?

By John Kelly

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What's the smartest step you can take to help reduce pollution and live in a more sustainable way?

By John Kelly

Global warming, fueled by greenhouse gases such as carbon dioxide, is as real as a Texas-sized drought. While the planet’s temperature has increased just 1 degree Fahrenheit during the past century, Earth’s coldest regions have warmed significantly more.

By John Perritano

These days, concerns about health, responsible farming techniques, fair trade practices and genetically modified organisms are just some of the reasons why making your weekly grocery list may seem to require a degree in geopolitical economics or chemistry.

By Lance Looper

Environmental awareness is at an all-time high. We've moved beyond the message that littering is bad -- today we have Web sites, television programs, documentaries and books examining our impact upon the environment.

By Jonathan Strickland

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There was a time when eggs were eggs, beef was beef and grapes were red or green. Eating locally meant going to the restaurant down the street. Now, farming isn't even just farming – it's industrial or sustainable.

By Julia Layton

The automobile is one of the most important inventions of the past 150 years. This is not only because it provides convenient personal transport and great independence through mobility, but also because of the problems it can cause.

By Jane McGrath