The University of California, Berkeley unveiled a new interactive tool on Tuesday that it designed for the United Nations, at no cost, in an effort to combat dangerous pollutants around the world. The free website aims to help countries develop long-term plans to reduce harmful greenhouse gases that contribute to climate change.

“This is a really, really big impact,” said Sam Pottinger, the lead developer of the new environmental tool and a senior data scientist at UC Berkeley’s Center for Data Science and Environment. “It’s a culmination of a career-long ambition.” Sam Pottinger, mathematician and computer scientist, shows Senior Investigative Reporter Bigad Shaban the new online tool he and his UC Berkeley colleagues designed for the United Nations. The newly released program relies on

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