[indistinct voices] [derilus speaking] [whistle blowing] [cesar palencia chavez speaking spanish] [pastor gustavo banda speaking spanish] protester: : apology. [indistinct crowd voices] protesters chanting: apology! apology! [derilus speaking] [chavez speaking] [man speaking] rivera-collazo: something said of climate migrants and enenvironmental migrants is s tt often there is no population to go back to. the same thing hahappens with h wars. so, those that migrate, they have a very tough time to be able to continue their way of life, especially if they are left alone within a city or a place that they don't know and there are no other people from their own country. narrator: tijuana is adapting to an influx of haitian immigrants who are testing the city's ability to support them. in ulaanbaatar, the capital of mongogolia, more e than 600,0,00 nomadic herders have moved to the city, leaving a deeply- rooted lifestyle now threatened by climate change. [men speaking indistinctly] mitsuaki toyoda: people in mongolia have been practicing herding f for centuries since te era of genghis khan. e