A cleaner removes algae from the algae-filled Yueya Lake in Nanjing

 
A cleaner removes algae from the algae-filled Yueya Lake in Nanjing
A cleaner removes algae from the algae-filled Yueya Lake in Nanjing, Jiangsu province June 8, 2012. Population growth, urbanisation and consumption are set to inflict irreversible damage on the planet, the United Nations said on Wednesday, and called for urgent agreement on new environmental targets at an Earth summit this month. REUTERS/Sean Yong (CHINA - Tags: SOCIETY ENVIRONMENT)