External link to an ultralight guide from DeputySean.
All in Extreme
How to dress in cold conditions: how to hike in the cold using the layering system.
Part two of our guide to hiking in the cold. Learn how to cover yourself for your outdoor adventures or even the most extreme of conditions.
Layering guide: how to dress in layers and beat even the most extreme environments
There is a bulletproof technique for operating effectively in all weathers and outdoor environments called layering.
Extreme Cycling: How much do you cycle?
How do you really compare to some of the most loyal cyclists?
Extreme minimilist packing
For all who are aspiring to pack lighter check out this guy who traveled to a tropical area for a whole season with nothing more then a 14 liter pack.