The last line in Pandora's Promise, Robert Stone's new documentary about the environmental advantages of nuclear power, comes from Michael Shellenberg...

"In short, we should bring back extinct animals for the same reasons we protect endangered species: to preserve biodiversity, to restore diminished ecosystems, to advance the science of preventing extinctions and to undo harm that humans have caused in the past."

By 2050, we need to figure out how to not only feed but also nourish the three billion new people who will be joining the seven billion of us who are already here on the planet. And we need to figure out how to do this as effectively, ethically and as environmentally sensibly as possible.

In this video, Shelter editor Lloyd Kahn shows us a rare first issue of the Whole Earth Catalog, takes us for a tour of his homestead and gives us a sneak peek of his upcoming book Tiny Homes: Simple Shelter.

Between basic economics, security, national competitiveness (the push to a clean economy creates jobs), the logic for a distributed, non-nuclear, non-fossil-fuel grid and transportation network seems very strong.

Stewart Brand is an author, environmentalist, and above all, best known for his work as the founder of the Whole Earth Catalog. [...] Recently, our ...

To some, nuclear energy is a ticking bomb. To others, it represents the future of an energy-independent and carbon-free America. Is nuclear power a ...

I'm pleased to announce The Huffington Post Spotlight series on energy that will feature Vokle video debates with leading experts exploring tough questions of our time.

UPDATE: Scroll down for highlights from the debate, edited by HuffPost's Ben Craw, with the full exchange available below that. Is nuclear power the ...

Stewart Brand has become a poster boy for a "nuclear renaissance," but we have cheaper, safer, cleaner, more reliable and more job-producing green alternatives.

Stewart Brand has been around since right around the inception of the environmental movement. He's best known for the Whole Earth Catalog, published b...

The news of the United States and Russia agreeing to slash their nuclear weapon stockpiles could mean a boost for a little known energy program. Calle...

Often when discussing the advent of a new era in nuclear power generation, advocates for nukes tread lightly over certain subjects, such as waste disposal and security issues.

Cities innovate faster as they grow bigger. They create enormous problems, but they also create solutions faster. Cities seem to know how to get out of their own way.

Earth Days, the new film that opens this weekend from acclaimed documentarian Robert Stone, is being promoted as a history of the environmental movement in the United States. But it's more of a road trip, really.

Earth Days is framed around the personal narratives of nine Americans who awakened us to the environmental crisis and gave birth to a political movement to confront it.