SLFCSSurvivable Low Frequency Communications System
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In a report published in February 2011, the United Nations Environment Programme (UNEP) called attention to SLCFs, claiming their emissions must be cut together with [CO.sub.2] in order to prevent global temperatures from crossing a dangerous threshold.(2) Doing that would offer health benefits too, UNEP stated, because SLFCs are also toxic air pollutants.