(Terry Collins Assoc) A UN University study compares for the first time the effectiveness and costs of many different technologies designed to remove arsenic from groundwater -- a health threat to at least 140 million people in 50 countries.Released by UNU's Canadian-based Institute for Water, Environment and Health, the report draws on 31 peer-reviewed, comparable research papers published between 1996 and 2018, each describing new technologies tested in laboratories and/or in field studies.
from EurekAlert! - Social and Behavioral Science http://bit.ly/2HUQYDV
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