• location [sustainability; security ; convenience; supply ; 5 W's: wood , weather , widow-maker branches, wigglies, water ]
• design [ site , floor / bed , walls , roof / waterproofing , smoke hole, entrance, racks , doors , fire siting; passive solar heating ; insulation ; vapor barriers ; thermal mass ; moldprevention]
• primitive shelters [ lean-to ; thatched wickiup / wigwam ; debris hut ; tipi ; brush shelter; quinzee ; igloo ; yurt ; snow shelter; scout pit ; log cabins ; dugout ; cave ]
• tarp shelters [ a-frame ; lean-to ; pit shelter; overhang ; wrapping rock in tarp corner fortying-point]
• load-bearing natural materials [ cob ; adobe; straw bale ; rammed earth ; stone ; wood ]
• modern shelters [ sleeping bags ; bivouac bags ; tents ]
• furniture & bedding [ rush beds ; hammocks ; stools ; antiseptic plant bedding ]
• shelter tools [ wood / stone hammer, bone / antler chisel , stone knife ; stone axe ]
• visions of defensibility [ Fujian Tulou ; motte-palisade-bailey-keep]
• natural weatherproofing [ pine sap , shredded rope bark or grass , finely groundcharcoal, face branches downward so water sheds out instead of down]
• debris shelter concepts [make a rake ; hand's-width wider than head , shoulders, elbows , hips , knees , ankles , feet; roof & rafters w/ leaves on top ; gather away first; crossed poles make drips; compressed leaf bed as high as possible; close the door ]