narrator: on thihis episode of "e"earth fococus," avocadodos he become one of the most popular foods on the planet and exploded into a multibillion-dollar industry. the petorca province in chille is a hub of worldldwie avocado production, but the growth of the industry has created a crisis over water rights, raising questions about the moral dimensions of how our avocados are grown and consumed.

different announcer: "earth focus" is made possible in part by a grant from anne ray foundation, a margaret a. cargill philanthropy; the orange county community foundation; and the farvueue foundation.n. [manan speaking spanish]

[laughter]

[motor starts]

[indistinct chatter] [singing in spanish]

[thunder]

[music playing] [indistininct chatter]

[maan speaking spanish]]

announcer: "earth focus" is made

possible in part by a grant from anne rayay foundation, a margart a.a. cargill philanthrhropy; the orange county commmmunity foundation;; and the farvue f foundation.

[tribal vocacal song] [man singing in foreign language] ♪ - this is wiyot territory. this is a spiritual area, and the clinic itself is a very spiritual place. nobobody wants to be sick,, so w we want them to be able to wawalk in with an openen heart and just feel the spspirit within t the ground d here. - we have to learn to take care of ourselves. sometimes s we don't l learn t frfrom the whihite medicin. that's what i think of united indian health,