Tools for the ultimate high-tech survival kit

CNET News.com: "Natural disasters like Hurricane Katrina can turn a high-tech culture into a decidedly low-tech one--where food, water and shelter are what matters most.
But that doesn't stop technologists from inventing devices for the disaster kit of the future. They're trying to provide for the most basic needs with technology that can turn sewer water into Gatorade, equip people with long-lasting lighting or save hypothermia victims without the use of electricity.
So if you're tech-savvy, and your home disaster kit already includes a flashlight, cans of food, bottled water, a first aid kit and plastic ponchos, then you may want to consider some advanced technologies for survival. After all, the U.S government and the American Red Cross recommend that people prepare three days' worth of supplies and survival gear in the event disaster strikes. Katrina certainly proved that to be true. The following are some high-tech aids to augment a standard issue from the Red Cross:"