To treat hypothermia you want to call 911. Then restore warmth slowly. Third you want to give the person a sugary warm drink like hot chocolate or begin CPR if necessary. Finally you want to keep the body temperature up and keep the person dry.
Like radiation your body is trying to equalize the temperature between and a solid, liquid, or gas.
Did you know your body loses heat about 30 times faster in water because of evaporation.
You can prevent conduction from insulating your body from the ground in any way like putting evergreen bows between you and the ground when your sleeping.
Before you go to a place where you can get lost or stuck you want to make a survival kit one thing you want to put in a survival kit is a magnesium block for lighting a fire
To make a fire in the snow you have to dig out a hole in the snow then find anything dry and put the hardest things to burn on the bottom.
Add rope and a brightly colored thing to your survival kit.
Take 2 logs and make a X shape and tie them together with rope. Then on top of the part where the two logs meet put a third log down the middle. Then put sticks up the side and cover the inside and outside with leafs. You can also put anything else soft in the inside.
Find an easily shatter able rock. Then find a hard and non breakable rock. If you bang them together you can get a sharp flake to come of to make a knife.
Put the water, ice, or snow in your thing that holds water and boil it. You can also run the water through dirt, grass, or sand and then drink it. When filtering water hold the filtering material in your hand over the thing that holds water then run the water through it.
Even though tea isn't food it still kind of is because tea provides you hydration and nutrients.
To make tea you take water then boil it then you add pine needles to the boiling water. That's one way to make tea but you can add other things to it too.
If you break off a twig from a birch tree you can chew on it and if it has flavor it means you can make tea with it.
Find a rabbits trail then prop up a branch against something over top of the rabbits trail. Then make a loop with rope as big as your fist and tie it to the branch.