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Applied sciences and engineering/Engineering/Civil engineering/Construction engineering

In contrast to the complex network of piping, sewers and other collection systems known as gray stormwater infrastructure, green stormwater infrastructure treats precipitation at its source.

The new issue of Science & Diplomacy, AAAS’s quarterly publication, offers a framework for nations seeking to pursue science diplomacy and articles exploring a range of promising initiatives undertaken in Africa, the Middle East, and even in orbit above Earth.

Middle-school teachers Carol Rentas, Mary Joyner, and Michael Kelley folded cardboard strips into rectangles to build a miniature bridge during a recent AAAS workshop. Two other teachers, Shavonne Brown and Desirée Heyliger, stabilized their X-shaped bridge with straws. A third team, John Anthony and Ericka Jeter, built a six-legged frame for their model bridge.