As free and abundant as sunlight may be, harnessing its power remains stubbornly difficult for homeowners. While the cost of solar energy has plummeted more than 90 percent in the last decade, panels remain a significant investment. And it’s not as easy as just slapping panels on a roof, as your home may need electrical upgrades too.
It doesn’t have to be this way. Countries like Germany have encouraged the proliferation of balcony solar, also known as plug-in solar: smaller, cheaper arrays that hook into a home’s electrical outlets. This offsets some of a residence’s energy use, saving users hundreds of dollars a year, and opens up solar energy to renters with balconies or backyards. As a bonus, the less power homes have to draw from the grid, the less stress they put on the system, especially during heat waves when everyone is running energy-hungry air conditioners.
On Wednesday, California officially got in on the balcony-solar action as Governor Gavin Newsom signed a bill allowing residents of the nation... Read more
