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The benefits of trees in human life

04/08/2016

   Trees are known to improve air quality by capturing 6 common air pollutants and toxic gases: ground-level ozone, particulate matter, CO, NOx, SO2 and lead. In fact, a single tree can absorb 10 pounds of air pollutants/year. According to a study published in 2014, U.S. Forest Service scientists and collaborators calculated that trees are saving more than 850 human lives a year and preventing 670,000 incidents of acute respiratory symptoms. The researchers valued the human health effects of the reduced air pollution at nearly $7 billion every year.
Trees scrub pollutants from the air so we breathe easier, and help make us feel better from an emotional standpoint as well

 

   Based on some recent researches, children exposed to more greenery as measured by satellite imagery of their schools and neighborhoods demonstrated better attention skills and memory development. In other while, there are positive effects that exposure to trees and nature has on our mental health. A recent study published in the journal Nature combined satellite imagery, individual tree data, and health surveys from 31,109 residents of the greater Toronto, Canada area, and found that people who live in areas with higher street tree density report better health perception compared with their peers living in areas with lower street tree density.

   According to the book, The Biophilia Hypothesis, co-edited by Wilson and Yale social ecology professor Stephen R. Kellert, relentless environmental destruction could have a significant impact on our psychological and spiritual quality of life.

   With over 80% of Americans living in urban areas, it was proved to implies an indispensable need for growth and implementation in urban tree planting, urban greening and biophilic design in educational institutions and places of business for enriched physical and mental health■

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