Nanjing Middle Schools Students made to Weigh their Leftovers to Cut down on Waste

And the winning class at Nanjing No. 1 Middle School Experimental School wasted just 3.4KG of their lunch on 12 March. Overall, the daily leftovers have been reduced from an average of more than a dozen kilograms per class to 7-8KG now. Full story (in Chinese) via this link; read about Nanjing introduced as never before via this link.