but that's a challenge, and we have to keep doing it. >> reporter: samsudin and his team plan to keepng the word and planting saplings to reinforce the message that mangroves can be climate change heroes. >> sreenivasan: that's all for this edition of pbs newshour weekend. for the latest news updates, visit www.pbs.org/newshour. i'm hari sreenivasan. thanks for watching. stay healthy, and have a good night. captioning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: sue and edgar wachenheim iii. the anderson family fund. bernard and denise schwartz. the cheryl and philip milstein family. the jpb foundation. barbara hope zuckerberg. the leonard and noa klorfine foundation. the peter g. peterson and joan ganz cooney fund. the estate of worthington mayo-smith. we try to live in the moment, to not miss what's right in front of us. at mutual of america, we believe taking care of tomorrow can help you make the most of today. mutual of america financial group, retirement services and investments. additional support has bee