Jeffrey Sachs about Climate Change and Cities at UNGA72 #SDGLive Channel: Connect4Climate522 views • 16/07/2018Related VideosJeffrey Sachs at UNGA72 #SDGLiveJeffrey Sachs on Why America Must Invest in Sustainable InfrastructureProf. Jeffrey Sach, Climate Change and Sustainable DevelopmentEnvironmental Threats by Professor Jeffrey Sachs
