The Solar Industry was worth $22bn in 2015 in the US. $200bn by 2020. by John Fitzgerald Weaver | Industry News Source 21% growth in revenue – expected continued double digit growth through the end of the decade Please leave this field emptySign up for a weekly digest of solar industry news, delivered to your inbox every Tuesday. First name Email * Thanks for subscribing for solar news! Check your inbox or spam folder to confirm your subscription.