9. Michele Antonelli, Davide Donelli, Lucrezia Carlone, Valentina Maggini, Fabio Firenzuoli, and Emanuela Bedeschi, «Effects of Forest Bathing (Shinrin— yoku) on Individual Well-Being: An Umbrella Review,» International Journal of Environmental Health Research (April 28, 2021): 1-26, https://doi.org /IO.1080/09603123.2021.1919293; and Yuki Ideno, Kunihiko Hayashi, Yu— kina Abe, Kayo Ueda, Hiroyasu Iso, Mitsuhiko Noda, Jung-Su Lee, and Sho— suke Suzuki, «Blood Pressure-Lowering Effect of Shinrin-yoku (Forest Bathing): A Systematic Review and Meta-analysis,» BMC Complementary and Alternative Medicine 17, no. 1 (August 16, 2017): 409, https://doi.org/10.1186/S12906-017-1912-Z.
10. E. R. Jayaratne, X. Ling, and L. Morawska, «Role of Vegetation in Enhancing Radon Concentration and Ion Production in the Atmosphere,» Environmental Science & Technology 45, no. 15 (August 1,2011): 6350-55, https://doi.org /10.1021/es201152g.
11. Tae-Hoon Kim, Gwang-Woo Jeong, Han-Su Baek, Gwang-Won Kim, Thirunavukkarasu Sundaram, Heoung-Keun Kang, Seung-Won Lee, Hyung-Joong Kim, and Jin-Kyu Song, «Human Brain Activation in Response to Visual Stimulation with Rural and Urban Scenery Pictures: A Functional Magnetic Resonance Imaging Study,» Science of the Total Environment 408, no. 12 (May 15, 2010): 2600-607, https://doi.Org/10.1016/j.scitotenv.2010.02.025; and Simone Grassini, Antti Revonsuo, Serena Castellotti, Irene Pe— trizzo, Viola Benedetti, and Mika Koivisto, «Processing of Natural Scenery Is Associated with Lower Attentional and Cognitive Load Compared with Urban Ones,» Journal of Environmental Psychology 62 (April 2019): 1-11, https://doi.Org/10.1016/j.jenvp.2019.01.007.
12. Pooja Sahni and Jyoti Kumar, «Effect of Nature Experience on Frontoparietal Correlates of Neurocognitive Processes Involved in Directed Attention: An ERP Study,» Annals of Neurosciences 27, no. 3–4 (July 2020): 136-47, https://doi.org/10.1177/0972753121990143.
13. Justin S. Feinstein, Sahib S. Khalsa, Hung Yeh, Obada Al Zoubi, Armen C. Arevian, Colleen Wohlrab, Martin P. Paulus et al., «The Elicitation of Relaxation and Interoceptive Awareness Using Floatation Therapy in Individuals with High Anxiety Sensitivity,» Biological Psychiatry: Cognitive Neuroscience and Neuroimaging 3, no. 6 (June 2018): 555-62, https://doi,org/10.1016/j.bpsc.2018.02.005; and Justin S. Feinstein, Sahib S. Khalsa, Hung-Wen Yeh, Colleen Wohlrab, W. Kyle Simmons, Murray B. Stein, and Martin P. Paulus, «Examining the Short-Term Anxiolytic and Antidepressant Effect of Floatation-REST,» PLoS One 13, no. 2 (February 2, 2018): e0190292, https://doi.org/10.1371/journal.pone.0190292.
14. Virginia Sturm, Samir Datta, Ashlin Roy, Isabel Sible, Eena Kosik, Christina Veziris, Tiffany E. Chow et al., «Big Smile, Small Self: Awe Walks Promote Prosocial Positive Emotions in Older Adults,» Emotion (September 21, 2020) [Epub ahead of print], doi: 10.1037/emo0000876: http://dx.doi.org/10.1037 /emo00 0 0876.
15. «Stress & Resilience with Elissa Epel and Dacher Keltner,» City Arts & Lectures, KQED, May 11,2021,1:06:09, www.cityarts.net/event/stress-resilience/.
16. Michelle C. Kondo, Jaime M. Fluehr, Thomas McKeon, and Charles C. Branas, «Urban Green Space and Its Impact on Human Health,» International Journal of Environmental Research and Public Health 15, no. 3 (March 2018): 445, https://doi.org/10.3390/ijerphl5030445.
17. Gert-Jan Vanaken and Marina Danckaerts, «Impact of Green Space Exposure on Children’s and Adolescents’ Mental Health: A Systematic Review,» International Journal of Environmental Research and Public Health 5, no. 12 (December 2018): 2668, https://doi.org/10.3390/ijerphl5122668.
18. Jean Woo et al. «Green Space, Psychological Restoration, and Telomere Length.» The Lancet 373, no. 9660 (January 2009): 299–300, https://doi.org /10.1016/S0140-6736(09)60094-5.
19. Noelie Molbert, Frederic Angelier, Fabrice Alliot, Cecile Ribout, and Aurelie Goutte, «Fish from Urban Rivers and with High Pollutant Levels Have Shorter Telomeres,» Biology Letters 17, no. 1 (January 2021): 20200819, https://doi.org/10.1098/rsbl.2020.0819.
20. Juan Diego Ibanez-Alamo, Javier Pineda-Pampliega, Robert L. Thomson, Jose I. Aguirre, Alazne Diez-Fernandez, Bruno Faivre, Jordi Figuerola, and Simon Verhulst, «Urban Blackbirds Have Shorter Telomeres,» Biology Letters 14, no. 3 (March 2018): 20180083, https://doi.org/10.1098/rsbl.2018.0083.
21. Mark Coleman, Awake in the Wild: Mindfulness in Nature as a Path of Self-Discovery (Maui, HL Inner Ocean Publishing, 2006)
22. Thich Nhat Hanh, Peace Is Every Step (New York: Bantam Books, 1992).