Climate change is a big problem — and we’re going to need a big team to solve it. That means reaching people who might not think of themselves as climate activists. This week, we explore what the climate movement can learn from YouTubers... starting with MrBeast.

Want to plant a tree? Here are some treesources:Find the right tree for the place you live with the National Wildlife Federation’s Plant Finder: nwf.org/nativeplantfinderLearn how to plant and take care of your tree: arborday.org/trees

Some cities will give you a tree to plant for free! Here are a few:Los Angeles, CA: cityplants.orgDenver, CO: theparkpeople.org/what-we-do/denver-digs-treesPortland, OR: portlandoregon.gov/parks/73498St. Louis, MO: moreleaf.orgPhiladelphia, PA: treephilly.orgFort Worth, TX: fortworthtexas.gov/forestry/free-treesAustin, TX: treefolks.org/free-trees

If you aren’t able to plant a tree, you can adopt one! Take care of a street tree in your neighborhood in these cities:NYC: https://www.nyrp.org/about/programs/tree-giveaway/Miami, FL: https://www.miamidade.gov/global/service.page?Mduid_service=ser1467835324112359Richmond, CA: http://www.groundworkrichmond.org/adopt-a-tree.htmlCambridge, MA: https://www.cambridgema.gov/iwantto/adoptatreeLexington, KY: https://ufi.ca.uky.edu/adopt-a-treeMinneapolis MN (get a free beer when you adopt!): http://www.brewingabetterforest.com/adopt-a-tree.htmlPinecrest, FL: https://www.pinecrest-fl.gov/our-village/green-initiatives/adopt-a-tree-programsFairview Park, OH: https://www.fairviewpark.org/service-department/adopt-a-tree/Stafford Township, NJ https://www.staffordnj.gov/418/Adopt-A-TreeIf your city has a tree planting program too, send it to us and we’ll add it to the list!

Send us pictures of you hugging your saplings on Instagram and Twitter @how2saveaplanet.Learn How to Stop a Bird Murdering Cat

Check out our Calls to Action archive here for all of the actions we've recommended on the show. And if you take any of the actions we recommend, tell us about it! Send us your voice message, ideas or feedback with our Listener Mail Form. We might use it in an upcoming episode. Sign up for our newsletter here. And follow us on Twitter and Instagram.Special thanks to our guest: Matt FitzgeraldThis episode of How to Save a Planet was produced by Anna Ladd. The rest of our reporting and producing team includes Rachel Waldholz and Kendra Pierre-Louis. Our senior producer is Lauren Silverman. Our editor is Caitlin Kenney. Sound design and mixing by Peter Leonard with original music by Emma Munger.Learn more about your ad choices. Visit podcastchoices.com/adchoices