Solar photovoltaic costs are declining, but estimates vary across sources">Solar photovoltaic costs are declining, but estimates vary across sources
(Wed, 21 Mar 2018) Costs for utility-scale solar photovoltaic (PV) systems have declined in recent years—most sources show that system costs on a per-watt basis have fallen about 10% to 15% per year from 2010 through 2016.
Leave a comment