EcoWatch: Leonardo DiCaprio delivered a powerful speech Friday at the Climate Summit for Local Leaders at City Hall in Paris, a side event of COP21. The event was hosted by Mayor Anne Hidalgo of Paris and former mayor of New York City and the United Nations secretary generals special envoy for cities and climate change Michael R. Bloomberg. Mayors from Los Angeles, Berlin, Madrid, Johannesburg and other major cities around the world gathered to discuss their role in mitigating climate change.
Our world...