Environment ministers and experts from nearly 200 countries meet in Madrid Monday for annual United Nations climate talks. Presided by Chile and hosted by Spain, the so-called Cop 25 follows a raft of alarming studies — and real-life evidence — of climate change's potentially catastrophic fallout. From the Spanish capital, Lisa Bryant reports for VOA this might be the last year the U.S. is part of the talks. This video is brought to you by NewsGram in association with BBG.