Detailed text transcripts for TV channel - CNN - 20180730:00:32:00
We've had wolf tracks, fox tracks. >> reporter: which is why drew worries less about wild animals and more about the human beings coming towards us on the beach. >> what are you guys up to? >> we work for a surveying company up in anchorage. >> reporter: they are hesitant to admit they're doing work for the pebble mine, one of the most controversial projects in alaska history. >> this red spot right here. this is it. this is where it all started. >> this is where it all started. >> reporter: about 80 miles from the beach a canadian mining company called northern dynasty discovered enough burie...