Cluster 21 of 28. Ideas 411 to 425
Energy, water and waste at small scale
The mechanism
The sun shines on every roof and the island imports its fuel.
The 15 ideas
- 411Rooftop solar leasing for households, paid from the electricity bill
- 412Solar-powered cold rooms for the fishing harbours and the farms
- 413Biogas plants for the dairy and pig farms, with the gas sold locally
- 414Rainwater-harvesting installation for the dry-zone villages and the hotels
- 415Waste-collection and recycling businesses in the tourist towns, paid by the businesses they serve
- 416Composting of hotel and market waste into a branded soil product
- 417Plastic-recycling units making building products from the beach and river waste
- 418Electric-vehicle charging networks along the tourist routes, ahead of the demand
- 419Battery-storage services for the guesthouses
- 420Solar water pumps for the smallholders, sold with a maintenance contract
- 421Energy audits and efficiency retrofits for the hotels, paid from the savings
- 422Biomass pellets from the coconut and rice husks for the tea factories' driers
- 423Water-purification franchises for the districts where the wells are failing
- 424LED and efficient-lighting retrofits sold to the factories and the temples
- 425Mini-grids for the islands off Jaffna and the villages the grid has not reached