Presentation about Permaculture projects in the tropics. Presentacion de Proyectos de Permacultura Tropical. Agradecimientos John Valenzuela y Living Mandala y todos los permacultores.

42. Natural Ventilation 1.1 Window Placement- indoor airflow parallel to outdoor wind conditions 3 1.2 Airflow Path- indoor airflow traverses room in non-linear path 2 1.3 Roof Space Ventilation- airflow through roof space 2 1.4 Elevation of House- air circulation beneath house 1 1.5 Window Design- simultaneously providing ventilation and shade 3 1.6 Flow Compliance- less than 50% of square footage more than 2 rooms deep 1 Shading 2.1 Orientation on Site- long axis of building along east-west direction 3 2.2 Mnimizing Heat Gain- no windows in east and west facing walls 1 2.3 Optimal Floor Plan- around/at least 1:1.7 ratio width to length 2 2.4 Outdoor Space Shading- verandahs at least 3’ deep covering 50% of building perimeter 3 Materials 3.1 Minimal Heat Absorption- lightweight construction for walls 2 3.2 Cooling- heat conducive material for roof 2 3.3 Recycled Content- at least 25% of building materials 1

60. Forest garden in uplands of Uva Basin, Sri Lanka jak avocado cassava areca kitul banana tea coconut papaya

61. Natural forest Forest garden

63. Alley cropping

64. Multilayer tree gardens Coffee, pepper-on-gliricidia, coconut. Sri Lanka

65. Acacia nilotica in rice crop providing shelter, organic matter, fodder, fuel. India

66. Cardomon grown under natural forest, Sri Lanka

67. ‘ SALT’ hedgerows on for soil conservation and green manure on organic tea

68. Multi-species ‘chinampa’ system in Philippines