Abu Dhabi, one of the world’s worst polluters, is working on capturing the carbon dioxide emitted from its smokestacks and pumping it back into the ground, where it will (hopefully) be trapped forever.

New “personal rapid transit” electric taxis will be in operation by the fall.

Abu Dhabi is out to recast itself as the Silicon Valley of renewable energy technologies.

Masdar City: zero waste, no cars, carbon-neutral, and powered by renewable energy. Could this be the template for future cities?