Women and girl leaders around the world are guiding organizations that are reducing - and over time reversing - the carbon dioxide emissions that cause global warming. Clover Moore, Lord Mayor of Sydney, Australia, who's vowed to reduce city government emissions by 70% by 2030. Already, she's made Sydney the first Australian city to be declared carbon neutral. Sheila Watt-Cloutier, Inuit activist, who sees her indiegenous...