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23 April 2014
Discharged seawater pumped from the ocean and used for a renewable air conditioning system would overload surface waters with minerals that could potentially be captured instead for use in agriculture, according to a noted oceanographer.
3 April 2014
Research published this month in Geophysical Research Letters, a journal of the American Geophysical Union, calculates the environmental impact of phasing down hydrofluorocarbons, or HFCs, under the Montreal Protocol. The landmark 1987 agreement phased out the use of ozone-depleting refrigerants, like chlorofluorocarbons (CFCs), leading to increased used of replacements that include HFCs.
31 March 2014
There are so many ways that repositories for canisters of nuclear waste can leak that at least one country, Sweden, is engineering the canisters themselves to last a million years. In general, however, the integrity of nuclear waste repositories depends on a host of geologic factors, Jean Bahr, a professor of geoscience at the University of Wisconsin-Madison said at a briefing earlier this month on Capitol Hill.