captioning sponsored by newshourroductions, llc e >> nawaz: goning. i'm amna nawaz. judy woodruff is away.to on the newshought: reviewing e year in climate. environmental change has had on our planet in 2019. thenthe state of the world. a decade-long look back at the trends around the globe and what they mean r the united states. plus, on the "newshour bookshelf": "the other americans." novelist laila lalami examines immigration and entity through fiction. and: ♪ hark, hear the bells >> nawaz: united, we s members of the united states armed forcesround the world perform "carol of the bells." all that and more, on tonight's pbs newshour.