Denmark's "sunshine island" is taking its efforts to become carbon neutral beyond wind energy. Experiments with solar technologies are directed towards achieving heating, cooling and electricity generation from a single source of clean energy.
Battered by years of high energy prices due to heavy dependence on imported oil, Hawaii has been moving aggressively to take advantage of the declining cost of renewables.
Research demonstrates that demand management can create value for private customers and the power system
Blockchain is regularly touted in the media as a tool to revolutionise business, but the jury is still out on whether it can help speed up the transition to renewables