Mayors of cities from around the globe gathered in NYC for the UN Summit on Sustainable Development. Many of these leaders also signed some tough new climate goals aiming to reduce carbon pollution by at least 80%, as compared to a 1990 benchmark. That’s less than 2-tons per person. For context, each American currently produces about 18-tons.
There’s a new kind of power in the nation’s capital: Every time a toilet flushes in the District, or a garbage disposal runs, it’s helping power DC Water’s Blue Plains Treatment Plant. The utility’s new digester facility is creating roughly enough renewable energy from solid waste and microbes to power 10,000 homes.