Brainy: 17:34 Behind the Redwood Curtain. 29:52   What We're Learning from our Knitting and Crochet: Catherine finished up her Melanie's Mandala Baby Blanket https://www.ravelry.com/patterns/library/melanies-mandala-baby-blanket.  by Melanie Grobler at M and M Crochet Designs and she has started knitting up ballband washcloths for washcloth exchange https://www.ravelry.com/patterns/library/ballband-dishcloth https://www.ravelry.com/patterns/library/ballband-dishcloth Margaret Knit up another small amigurumi project that taught her a lot: The Splendid Snail by Tatyana Grigoryan. https://www.ravelry.com/patterns/library/splendid-snail   Brainy Thing: Although experts debate its existence, many people believe Nature Deficit Disorder is a read condition that needs to be addressed. Richard Louv came up with the term in his book "Last Child in the Woods" . https://richardlouv.com/blog/what-is-nature-deficit-disorder/. Other names and terms Catherine describes in this report are green exercise, eco psychologists, Wilderness therapy professionals Frederick Law  Olmstread (American Landscape Architecture), John Muir and Louise Chala, Colorado University professor   Behind the Redwood Curtain: Those beautiful iconic Cliffs of California are eroding away. Margaret reports on a recent study about them. https://scripps.ucsd.edu/news/new-high-resolution-study-california-coastal-cliff-erosion-released California Coastal Cliff Erosion Viewer:  https://siocpg.ucsd.edu/data-products/ca-cliff-viewer/ https://www.sfchronicle.com/climate/article/California-s-cliffs-are-falling-into-the-sea-17362397.php     Today, in Episode 140 of Teaching Your Brain to Knit, Catherine presents information about Nature Deficit Disorder and the importance of being outside in nature; She also talks about her knitting AND crochet: she finished her crochet mandala Baby Blanket and started knitting washcloths for the washcloth exchange. Margaret shares her experience knitting a snail and then reports on the latest information on the eroding cliffs of California