High Cascades and Deep Oakland

[@peggieincolfaxca3818]

outstanding talk!! Thanks ALYSSA!

[@jensoboleski]

Wow, I never knew Oakland had a volcanic and glacial history. This sounds like a really interesting book, I might have to get it. Thanks, Dr. Alden! Although I clicked on this link to hear the Oakland part, I enjoyed the talk by Alyssa as well, thank you.