California Lightworks leads industry-wide on reducing cannabis industry’s energy consumption CANOGA PARK, Calif.—Indoor cultivation of cannabis consumes tremendous amounts of electricity and causes high greenhouse gas emissions. California Lightworks, an LED manufacturer, says the cannabis industry can increase yields, decrease costs, and reduce climate impact by using its MegaDrive technology.    Industry uptake of new LED technology caused average energy consumption of indoor grows to decline by more than 20 percent between 2018 and 2020...