Despite an increase in energy-efficient LED bulbs, surface light pollution has increased around the world, according to a team of international researchers led by Christopher Kyba, who's originally from Alberta.
http://ift.tt/2A4Btny
Despite an increase in energy-efficient LED bulbs, surface light pollution has increased around the world, according to a team of international researchers led by Christopher Kyba, who's originally from Alberta.
0 التعليقات:
إرسال تعليق