The decline of wild salmon populations is [ slowly wiping out the orcas of Puget Sound ]( http://www.theguardian.com/environment/2014/aug/31/puget-sound-endangered-killer-whales-decline ) .
Ссылка: https://stallman.org/archives/2014-jul-oct.html#01_September_2014_%28Decline_of_wild_salmon_wiping_out_orcas%29