@misc{wikipedia2019, title = {} author = {Wikipedia}, url = {https://commons.wikimedia.org/w/index.php?search=china+waste&title=Special:Search&go=Go&ns0=1&ns6=1&ns12=1&ns14=1&ns100=1&ns106=1#/media/File:Sorted_waste_receptacle_on_Great_Wall_of_China.jpg}, year = {2019} }