bay area her entire life. >> narrator: mary olympic's daughter lydia now lives in the city. >> you're like the salmon. you know when it's time to come home. we've always done it. i grew up going back, and you look forward to it. >> this is the only time that i ever get to interact with mom in her setting. what she's good at. what she knows. my mom is in better shape than i am. still goes hunting, whether it's for birds or caribou. it's a small gun. everyone says you're not supposed to kill a bear, you know, with that kind of a gun. and she says, "why not? this is the tenth bear i killed with this gun." (laughs) and she says, "you need to get close." >> most people that don't have jobs rely on subsistence. they live off the land. as soon as salmon season is over, we all start looking forward to picking berries, gathering them for the winter. as soon as that's over, we start looking forward to harvesting caribou and moose. i mean, it's a constant variety of activities that rely on good, clean environment to sustain us. >> if pebble goes through, it will change everything. having that in