Green Hands USA: America Volunteers

It doesn't pack as much processing power as your average smartphone, but LG's newly announced GD510 (aka "The Pop") will make up for it with an optional solar panel for its back cover.

The panel won't be the world's greatest solar charger, but it promises to slowly charge the device during daylight. (Slowly is better than nothing at all, right?)

No word on pricing or U.S. availability yet, but the Pop will be available in Europe in mid-October.