Big problems require big ideas to solve them, but what about two massive predicaments? Is it possible to approach them together with one outsized, ambitious solution?

University of Arizona atmospheric physicist Carl Hodges thinks so, and his life's work hinges on taming the rising sea into irrigation channels that will transform barren...
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Full of surging hormones and unbridled enthusiasm, colleges and universities are becoming leaders in integrating green living with good old capitalistic partying. But are some colleges going a little extreme in their desire to be green? Many students at places like Read more...

I was lucky enough to see Al Gore at the Web 2.0 Summit in San Francisco this week. Lucky because after all he is the Goreacle, but if you could invite anyone to your post-election victory party, wouldn't Al be at the top of your list? This year's "Web Meets World" theme brought together Internet-industry leaders to explore "how might the Web be used to address the world's most pressing limits." The Goreacle concluded the...
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