• Features
• 
• 8 Eco-Conscious Tips for Vacations That Leave Behind Mostly Memories
  Some ecotravel destinations, along with ideas on how you can protect the environment while enjoying a relaxing vacation--no matter where you go

• Earth 3.0
• 
  Exclusive to iStockphoto
• Can Nuclear Power Compete?
  Newly approved reactor designs could reduce global warming and fossil-fuel dependence, but utilities are grappling with whether better nukes make market sense

• Earth 3.0
• 
  Getty Images
• Clean Cities and Dirty Coal Power--China's Energy Paradox
  China is aggressively building cleaner cities and renewable power supplies, but the relentless expansion of dirty coal may suffocate those efforts. A firsthand look

• Earth 3.0
• 
  Matt Vincent / www.agoodson.com
• Chicago's Plans to Go Green
  Mayor Richard Daley has unveiled an aggressive plan to transform the old, gritty city. If he can pull it off, other cities might follow

 

More

60-Second Science Blog
SciAm and CNN keep an eye on a Planet in Peril

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Aggressive Optimism: Environmental Challenges Facing the New President
Letter from Scientific American Earth 3.0 Managing Editor Mark Fischetti

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Obama's First 100 Days
The new president must take bold steps, right away, to tackle the nations energy challenge

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The U.S. Needs to Lead in Clean Tech
Steve Mirsky talks with Pulitzer Prize-winning author Thomas L. Friedman on how green technology can save the world economy
> Related Science Talk Podcast: Listen to Full Interview

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Eco-Gadgets: Exploiting the Shame Meter
A few simple gadgets for the home would prod people into saving energy

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To Save the Parks--Turn Off the TV!
More and more parks will close if we don't tear ourselves away from electronic screens

Earth 3.0
Green-Collar Jobs--The Future of the Global Workplace
Investing now in clean energy technology will create millions of jobs and lifelong careers

Earth 3.0
For Alternative Energy's Sake--Keep Oil Prices High
Tax oil if prices drop? No way! Yet if we don't, we can say good-bye to renewable energy

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Being Green: An Ecofriendly Guide to Surviving Winter
Tips from weatherproofing to a guilt-free Christmas

Earth 3.0
Cap and Dividend, Not Trade: Making Polluters Pay
A novel carbon trading system would reduce warming ... and pay consumers

Earth 3.0
Ecotravel: Migration Sightseeing--From Gray Whales to Butterflies
Experience the awe of mass migrations

Earth 3.0
Branding Tap Water to Replace the Plastic Bottle
Using viral marketing to break the world's addiction to bottled water