Detailed text transcripts for TV channel - MSNBC - 20150721:21:33:00
Contest. >> wouldn't think so. >> all right. so why are we seeing so many shark attacks this year? is there something biologically happening -- >> yeah. >> -- that we have not experienced before? >> yeah there is. the oceans are empty of food. they are mostly empty of sharks but whatever few sharks are left the fish they eat are missing, ed. we have overfished so hard that 9 out of 10 commercial fisheries are in collapse. the sharks are hungry. and if that isn't bad enough the ocean currents are changing. so when the ocean currents change, for instance, and whatever of the prey is left the sha...