Alternatives to hydroelectric energy Community cereal bank Curt test Donkey plough Home biogas system In-river flood management Micro-irrigation Rainwater management Sand dams Solar distillation TB Underground rainwater storage facilities Water supplies and sanitation Biogas and liquid biofuels Composting greenhouse provides hot water Desalination plants Ersson vermicomposting toilet Hydraulic ram pumps Irrigation methods Pineapple jam Reducing runoff Small-scale fish farming in Bangladesh Sustainably built cottage Water diversion BD recycled (grey) water Compost toilets Dead level contours Ersson rainwater harvest and purification How to make and use a sawdust toilet Integrated soil fertility Microhydro power Recycling agricultural wastes to produce hot water Separating the people and the threat Solar thermal energy Water conservation strategies Windpumps
