Even though Taiwan is a hi-tech country, it relies heavily for its electricity on coal-fired power plants. But it is slowly making the switch to hydropower, with one plant in the south-west of the country already supplying some 13,000 households with clean energy. The project is made possible by the international carbon emissions trade, with the plant’s operators profiting from its low carbon footprint by selling their carbon credits to airlines, for example, who thereby set off their own emissions. Read More