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.
A high demand for lumber and paper can lead to deforestation, which can deplete forests, threaten wildlife and contribute to global warming. That's where the Forest Stewardship Council certification comes in. See more »
The United States may have sat out on the Kyoto Protocol, but that didn't stop a domestic private carbon market from springing up and thriving. What is the CCX, and how do you trade nothing for something?
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Wind energy is great, but what happens when there's no breeze? The Iowa Stored Energy Park will store compressed air underground. Can it replace traditional energy sources?
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If, in a few years, you begin to see scores of blimps floating overhead, don't be alarmed. They're MARS turbines, and they could be an aerial solution to the energy problem.
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The word "ozone" gets tossed around conversation as casually as a softball, but how many of us could really describe what the ozone layer is? The "hole" in it isn't exactly a hole.
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The founder of this organization was one of the first to challenge the United States' reliance on oil. How does he think being environmentally conscious can also help a company's bottom line?
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It's the largest machine in the world. Yet despite the sheer size of the U.S. power grid, a few outages can cost Americans at least $150 billion dollars annually. What are we to do? Could the smart grid be the answer?
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You might think of solar panels as large racks of rigid panels on someone's roof, but newer solar cells are more flexible and efficient.
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Scientists say that as of May 2007,. more people now live in urban than in rural areas. So how do planners make cities work for all those people?
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Wetlands may look murky and even creepy, but their value is clear. They soak up floodwaters and filter runoff before it enters our lakes and streams. How can we protect these spongy areas?
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If you love leaping into mounds of fallen leaves, you might have to jump into a big pile of nothing one autumn -- global warming could affect these little seasonal distractions.
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When the wind blows, particles in the gust of air are moving quickly. And that motion carries kinetic energy, which can be captured and harnessed to create electricity. The principle behind a wind-electric turbine isn't too different from an ordinary dam -- only it's capturing wind instead of water.
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How will Abu Dhabi's Masdar City function without cars, skyscrapers and fossil fuels? How is such a city even possible -- and what will keep it running?
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Organic farming is all the rage, but conservation agriculture might be even better. Does tilling cropland really make that much difference to how things grow?
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Mount Everest dangers include an increase in development, tourism, and potential damage from global warming. Read about Mount Everest dangers.
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Disturbing new reports suggest we've reached the point of no return when it comes to global warming. Are we past a tipping point, or can our efforts still make a difference?
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You traded in your old car for a hybrid, bought organic sheets and even offset your last flight's carbon emissions. But is going green really all about what you buy?
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Most folks are trying to green their driving to help out the environment (and their wallets). But what is NASCAR doing to clean up its image?
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We've been warned plenty about the mercury content of fish. And most of us know our new high-efficiency CFLs also contain the shiny neurotoxin. So which source should cause us more concern?
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All it took to get people scared of sodium lauryl sulfate was an anonymous but well-circulated e-mail. So is the same substance that makes your shampoo so pleasantly sudsy really going to give you cancer?
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There's no transdermal patch to help the United States end its addiction to oil. As gas prices rise and pollution spreads, can anything break our gasoholic tendencies?
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