Solar halo occurs in Guangdong (2/3)
2015-03-25 14:11
Ecns.cn
Editor:Yao Lan
A solar halo occurs in the sky of Shantou, South China’s Guangdong province, March 24, 2015. A halo is an optical phenomenon produced by ice crystals and creates colored or white arcs and spots in the sky. Local middle school teacher took advantage of the halo that lasted about 30 minutes to teach students about the optical phenomenon. (Photo/CFP)
