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About the Cover

Cover Figure


COVER Raindrops are a welcome source of freshwater replenishment. Nonetheless, maintaining a clean and plentiful water supply remains a worldwide concern. A special section beginning on page 1067 highlights some of the scientific and engineering challenges in managing this vital and increasingly scarce resource. Photo: Getty Images


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Science. ISSN 0036-8075 (print), 1095-9203 (online)