Portable folding kayaks and canoes

I have been searching for a folding boat for a while. A sea kayak, a canoe, or a small boat. An alternative to a rigid boat. Something reliable that can handle multi days expeditions. Something made with a skin on frame that I can store away in a closet or take on a plane in a duffel bag. Ideally less than 23 kilos and around 15 to 16 feet when mounted.

What do you need to survive into the wild?

A quick note about the equipment needed for survival in the wilderness. Depending on the geographical environment the priorities will change. The primary items are the first 5 categories below. The others are secondary.

Into the cold

When spending days and nights outside at temperatures below -7 °C (20 °F) certain things become harder to manage.

Backpack weight (undefinite stay)

Estimations, calculations and speculations around the weight of a backpack.

Hiking in Vermont - Fall 2012

25 days (from 2012/10/23 until 2012/11/18) on a section of the Appalachian Trail (about 100 miles southbound from Hanover to Manchester Center).