HANOVER, N.H.January 7, 2021 – The number of “extreme streamflow” events observed in river systems have increased significantly across the United States and Canada over the last century, according to a study from Dartmouth College. In regions where water runoff from snowmelt is a main contributor to river streamflow, the study found a rise in […]
Dartmouth College
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Dragonflies reveal mercury pollution levels across US national parks
HANOVER, N.H. July 22, 2020 – A citizen science program that began over a decade ago has confirmed the use of dragonflies to measure mercury pollution, according to a study in Environmental Science & Technology. The national research effort, which grew from a regional project to collect dragonfly larvae, found that the young form of the […]