Farm-raised seafood relies so heavily on brine shrimp that if you eat fish in the US, then you’ve likely participated in the aquiculture food chain yourself. But brine shrimp have a new vulnerability, one that threatens to jeopardize how we feed the planet. Salt lakes they live in are disappearing because of climate change and overuse of water. Reporter Levi Bridges takes us to Moynaq, Uzbekistan, for the story.