A blueprint for the eco-tropolis of the future with fresh air, pristine water and cheap energy. Plus, 48 audacious ideas to save the planet

The Green Megalopolis An eco-savvy blueprint for tomorrow's megacity Kevin Hand

In our annual Future of the Environment issue, we take a look at the monumental problems facing our world as we continue into the 21st century, as well as solutions ranging from the audacious to the everyday to, quite literally, save the planet.

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June 2013: American Energy Independence

Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.


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