Just read a short article from Red Herring today. "Get Warm, Get Water, Get Found" are the advices, along with some tech items that will help.

"High-Tech Survival Gear

Reporter’s Notebook: Technology that can keep you alive.
December 8, 2006 by Sean Wolfe

The fate of James Kim, the CNET audio gadgets editor who died in an attempt to rescue himself, his wife, and two children gives any reporter in the technology industry second thoughts. Are we focusing too much on high technology that could save the world and not spending enough attention on companies developing innovative products that could save ourselves and our families?

Over the course of several years reporting on innovative businesses, this reporter has had the opportunity to encounter a variety of companies—many of them small, struggling along without the benefit of venture financing—that nonetheless have developed great products that are cheap, and potentially life-saving.

To that end, here’s a look at a few companies, their products, and applications.
(Read more from http://www.redherring.com/Article.aspx?a=20152)