Reuters: At first glance, the Cape Flats Nature Reserve building at the University of the Western Cape doesn't seem exceptional.
The modest two-storey structure hosts office space and utility rooms for the six staff who care for the plants and animals living in the 30-hectare reserve.
But the building is a major milestone in South Africa's struggle to ease its dependence on fossil fuels. It runs on hydrogen, an infinitely renewable fuel that, when used to generate power, produces no emissions apart...