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Learn more from the Rodale.com news archive:

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To Save Cash and Cool the Planet, Start at the Top (of Your House)

What you can do: Choose white shingles, light or cool metals, or clay or cement roof tiles if you’re building a new house or doing major maintenance on your existing roof. Paint a white coating on flat roofs.

Deck the Halls without Getting in Debt

What you can do: Avoid energy-sucking inflatable lawn ornaments; create a budget for your light show and stick to it.

Google Unfairly Blamed for Global Warming

What you can do: Do your computing on energy-efficient machines; compensate for computer time by cutting other carbon sources.

Energy-Efficient Homes Need Healthy Indoor Air

What you can do: Choose unscented products, avoid synthetic air fresheners and plug-ins.

How to Buy the Best Light Bulb

What you can do: Choose fluorescent bulbs that last the longest and contain the least mercury. And know the best places to put them.

The Nickel Pincher: Baby It’s Cold Outside…but It’s Warm Inside.

What you can do: Turn down the thermostat, take advantage of body heat, plug gaps that let in cold drafts.

Leaks in Your Home Could Fill An 11,000-Gallon Swimming Pool

What you can do: Fix drips to stop leaking water—and money.

Green Energy Use Is Surging—And You Can Tap Into The Power

What you can do: Check with your local utility company to see if you can purchase green electricity.

Money from Trees? Only If You Plant Them in the Right Place

What you can do: Plant trees on the south and west sides of your house, not on the north.

This or That: The Smartest Way to Change A Light Bulb

What you can do: Buy the bulb with the highest light output using the lowest number of watts.