A mandate from the Golden State to hook up new buildings to renewable power opens a path for ideas about financing energy upgrades in the vastly higher stock of buildings already in use.
Los Angeles Power and Water officials have struck a deal on the largest and cheapest solar + battery-storage project in the world, at prices that leave fossil fuels in the dust and may relegate nuclear power to the dustbin.
A steep global decline in the price of solar modules in recent weeks is nearly offsetting the effect of the Trump administration’s 30 percent tariff on imported panels, the chief executive of a major United States solar company said.