4: Climates Last updated Save as PDF Page ID14289 Contributed by Andrew MillisonSenior Instructor I (Permaculture) at Oregon State UniversitySourced from Oregon State University, Open Educational Resources Unit 4.1: Soil4.2: Trees4.3: Shelter4.4: Food4.5: Water4.6: Energy4.7: Community4.8: Where to From Here?4.9: World Permaculture Organizations