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What Is Soil? Here's the Dirt

Tue, 30 Apr 2013 20:43:24 +0000

It may seem like a simple question, but a handful of plain old dirt is one of the most complex things on Earth.

So, what is soil? You might want to get to know the answer soon, because soil is disappearing at an alarming rate, and soil conservation isn't really at the top of any politician's to-do list.

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Why Save Water?

Tue, 30 Apr 2013 20:38:19 +0000

Because fresh water, the simple compound that's essential for human life, constitutes only 3 percent of all the water on Earth. Climate change, a growing population and increasing pollution make water conservation more essential than ever.

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How Safe Is Plastic in a Microwave?

Sun, 28 Apr 2013 11:40:51 +0000

We've all done it, even if we weren't aware of it -- eaten food that was microwaved in plastic. (And if you swear you haven't, guess again: Many restaurants do it.)

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Beyond the Paleo Diet

Sun, 21 Apr 2013 22:07:10 +0000

It would be hard to find an aspect of modern life more filled with crackpots than diets. Among the more extreme is the so-called Paleolithic diet.

What exactly is the Paleo diet, is it healthy, and does it have any green credentials to back it up? The answer may surprise you.

The Killing Fields: Bee Colony Collapse Disorder

Sun, 31 Mar 2013 20:59:57 +0000

There's a killer stalking America's fields, and it's capable of wiping out much of our food supply.

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Car Exhaust Kills

Sun, 31 Mar 2013 12:14:08 +0000

Most of us understand that car exhaust contributes to smog, disease and death. So would you pay an extra penny or two per gallon of gas to clean it up?

While most of us would, the oil industry insists that new EPA rules, which greatly clean up car exhaust, are too expensive and will hurt consumers. Ask yourself: Does the oil industry -- which receives billions in taxpayer subsidies each year -- really care about consumers?

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The Greenest Place in America

Wed, 27 Mar 2013 19:45:14 +0000

Don't laugh, but some experts say the greenest, most sustainable place to live in the entire United States is New York City.

I said "don't laugh."

There is, however, considerable evidence that New Yorkers enjoy -- or endure, depending on your point of view -- one of the most sustainable cities in America, if not the world. Energy use and mass transit are two of the biggest reasons.

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The Wind-Powered City

Mon, 25 Mar 2013 20:41:23 +0000

Perhaps it's no coincidence that wind power has established a foothold in the Windy City of Chicago.

A new parking and rental car facility at Chicago's Midway Airport is powered by wind turbines and a photovoltaic system.

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Does Fracking Cause Earthquakes?

Thu, 28 Feb 2013 18:50:32 +0000

The controversial drilling technique known as fracking is linked to some real problems: air pollution, toxic waste, groundwater contamination and others.

You can now add one more problem to the list: earthquakes. Apparently, scientists have known for years that fracking causes earthquakes, but it hasn't been discussed much.

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Get Railroaded

Wed, 27 Feb 2013 20:53:52 +0000

Like hundreds of American cities, Atlanta had a week-choked network of abandoned rail lines, home to weeds, broken bottles and homeless people.

But now that Atlanta has joined the rail-to-trail movement, one part of the city is enjoying a mini-renaissance. Apparently, turning rails into trails makes good economic, environmental and public-health sense in Atlanta -- and everywhere else.