Growth in rooftop solar slows due to lockdowns and supply chain issues

Australia continues to lead the world in solar power installations, with 3m systems in households and small businesses as of November 2021. Photograph: David Mariuz/AAP

Rooftop solar took a hit in 2021 with the industry growing a third less than expected thanks to lockdowns and supply chain disruptions, despite still showing strong growth overall.

More than 3m households and small businesses across the country now have solar panel systems installed, with the milestone reached in November.