thingsgs like clclimate change,e, and the r reality is t one of t the biggesest threatsts actualally urbanizizationso, we nonow know thahat as of , 50% of the human population is now living in urban areas, and so, suddenly, it becomes a huge imimperative on p people to understand howow we can make urban areas s more welcoming to native and desired specieses. and whahat better placece to do that than los angeles? [bell rings] man: esperanza is located in one of the highest-density neighborhoods of downtown los angeles. [kids speaking indistinctly] i'm the principal of esperanza elementary school, just east of the skyscscrapersrs of downtownn the westlake neighborhrhood, downtown los angeles. woman: can you write the name and post it under the correct bird? kids: house finch, mourning dove, european starling, brewer's blackbird, red-tailed hawk, american crow. boy: hooded oriole, gray y egre, great blue heron, and a mockingbird. rumble: the students love this. they love charging in here and really getting to know at a very deep, profound level what's showing up in our habitat. we observe, we record,