Mental

Hthl benefits mind

Exposure to Forests decreases mental fatigue by relaxing and restoring your mind as well as providing a sense of security.

Troy, Austin, and J. Morgan Grove. 2008. "Property values, parks, and crime: A hedonic analysis in Baltimore, MD." Landscape and Urban Planning 87 (2008): 233-45. Elsevier. Web. 29 January 2016.

Troy, Austin, J. Morgan Grove, and Jarlath O'Neil-Dunne. 2012. "The Relationship Between Tree Canopy and Crime Rates Across an Urban-rural Gradient in the Greater Baltimore Region." Landscape and Urban Planning 106 (2012): 262-270. Elsevier. Web. 13 January 2016.

Thompson, Catherine Ward, Jenny Roe, Peter Aspinall, Richard Mitchell, Angela Clow, and David Miller. 2012."More Green Space Is Linked to Less Stress in Deprived Communities: Evidence from Salivary Cortisol Patterns." Landscape and Urban Planning 105 (2012): 221-29. Elsevier. Web. 14 January 2016.

Maas, Jolanda, Sonja M.E. van Dillen, Robert A. Verheij, and Peter P. Groenewegen. 2009. "Social Contacts as a Possible Mechanism behind the Relation between Green Space and Health." Health & Place 15 (2009): 586-595. Elsevier. Web. 16 February 2016.

Gilstad-Hayden, Kathryn, Lori R. Wallace, Amy Carroll-Scott, Spencer R. Meyer, Sarah Barbo, Colleen Murphy-Dunning, and Jeannette R. Ickovics. 2015."Research Note: Greater Tree Canopy Cover Is Associated with Lower Rates of Both Violent and Property Crime in New Haven, CT." Landscape and Urban Planning 143 (2015): 248-53. Elsevier. Web. 13 January 2016.

Hthl benefits vitality

Shield vitality

Trees absorb pollutants so you can breathe clean, fresh air, helping your brain release serotonin to boost your energy and mood.

Akers, A., Barton, J., Cossey, R., Gainsford, P., Griffin, M., Mikleright, D. (2012). Visual Color Perception in Green Exercise: Positive Effects on Mood and Perceived Exertion. Environmental Science and Technology. 46(16):8661-8666.

Hthl benefits brain

Kids who are exposed to nature are more relaxed and attentive, this improves learning and performance in school.

Kuo, F. E., Taylor, A. F. (2004) A Potential Natural Treatment for Attention-Deficit /Hyperactivity Disorder: Evidence From a National Study. American Journal of Public Health. 94(9): 1580-1586.

Taylor, A. F., Kuo, F. E. (2009). Children with attention deficits concentrate better after a walk in the park. Journal of Attention Disorders. 12(5): 402-409.

Matsuoka, Rodney H. 2010."Student Performance and High School Landscapes: Examining the Links. 2010." Landscape and Urban Planning 97 (2010): 273-282. Elsevier. Web. 16 February 2016.

Tennessen, Carolyn M. and Bernadine Cimprich. 1995. "Views to Nature: Effects on Attention." Journal of Environmental Psychology 15 (1995): 77-85. ScienceDirect. Web. 16 February 2016.