Meet researchers who have hiked, rafted and met local wildlife (a marmot!) as they’ve sampled the microbial communities living in the mountaintop lakes of the Sierra Nevada mountains. These lakes are isolated, but varied. They’re a great way to see how climate change affects freshwater ecosystems, and how those ecosystems work. Links from this episode:Submit your own proposal to work with the JGI http://jointgeno.me/proposals Join us at the 2023 JGI User Meeting http://jointgeno.me/JGI2023 Find all episode transcripts on our websitePublication: Perez-Coronel, E., Michael Beman, J. Multiple sources of aerobic methane production in aquatic ecosystems include bacterial photosynthesis. Nat Commun 13, 6454 (2022). doi: 10.1038/s41467-022-34105-yLearn about the IMG/M systemJGI Webinars: http://jointgeno.me/Webinars    Our contact info:Twitter: @JGIEmail: jgi-comms at lbl dot govSound Effects Credits: Marmot sound courtesy of slunali, freesound.org

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