All renewable energy types to be cost-competitive by 2020: report

Wind farm outside Fort MacLeod, Alberta, Canada   [photographer: Joel Bennett]Renewable-energy generation costs are falling like photons onto a solar panel. By 2020, it's expected all types of renewable-energy generation will be able to compete with fossil fuels on cost. That's right: saving our environment will actually save electric utilities some money, too. DON'T MISS: Two-thirds of world's new energy capacity in 2016...