This device, made of recyclable material, captures most of the nitrogen and phosphorous leaving the waste streams of residential dwellings. It returns these essential nutrients to the soil as fertiliser, eliminating the need for artificial fertilizers requiring huge energy inputs.
Name: Chamber pot Dimensions, materials: Porcelain, 30 cm diameter 20 cm high Energy consumption in use: Zero Function: Captures urine and faeces. Urine unmixed with faeces is transported to garden. Operation: Operator dilutes with water and pours onto part of garden growing plants for composting.
This invention is a sustainable plough. It runs on renewable energy, and requires very little management except for an external guidance device that keeps it inside the area to be ploughed. You leave this device in the field and after a while the whole field is ploughed and ready for planting. This device also produces high quality protein as a by-product.
Name: Pig. Dimensions, mammal various sizes up to 100kg. Energy consumption: requires feeding (can use waste food). Function: Ploughs up arable land, produces food protein. Operation: Requires to be left in field and contained with electric fence or similar.
This invention delivers top-class organic vegetables to your door, requiring no fossil energy for their transport.
Name: Kitchen garden Dimensions, About 12m by 12m Energy consumption: Human energy needed to tend the plot Function: Provides space to grow vegetables Operation: requires tending through four seasons: planting, weeding and care, harvesting and winter maintenance
This technology provides sustainable water purification. Requiring no fossil fuel, it cleans water, eliminates bacteria and viruses and delivers almost pure distilled water direct, requiring no transport
Name: Rain Dimensions: n/a Energy consumption: Zero for purification and delivery. Energy required for harvesting. Function: Water vapour condenses Operation: Set up a harvesting and storage system. Air pollution in some areas means some purification is needed.