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Thousands of marine species could be at risk if a new United Nations high-seas biodiversity treaty, now being negotiated in New York, does not include measures to address the management of all fish species in international waters, not just the commercial species, warns an analysis by American, Dutch, Swiss and French researchers.

Organisms floating in currents beneath a river’s surface are exposed to far less sunlight than scientists previously believed, and the light that does reach them is mostly sporadic and short-lived, a new 91ÉçÇø¸£Àû-led study shows.

Coal ash solids found in sediments collected from Sutton Lake in 2015 and 2018 suggest the eastern North Carolina lake has been contaminated by multiple coal ash spills, most of them apparently unmonitored and unreported until now.