Transforming the world’s energy supply will take decades. It is a very tall order. But it’s starting. The price of renewables – and energy storage – continues to plunge, putting them on a path to being cheaper than any other form of energy within the coming decade. And they continue to grow exponentially – albeit it from a low baseline – spreading out into the market.
from Ethical Technology http://ieet.org/index.php/IEET/more/naam20140929#When:14:16:00Z
Collective Intelligence 