Business Green: Bhutan is to receive $21.6m (£13.5m) funding from the Asian Development Bank (ADB) to help it reach its target of providing renewable electricity to all rural households. The Bhutan Rural Renewable Energy Development Project will see more than 5,000 households connected to on-grid electricity supplies sourced from hydropower, while over 1,900 homes in remote areas that can not be readily connected to the grid will get solar power packs and a further 2,500 existing solar power users will have their…