Trees Help You Live Longer

Dr. Dan Crouse, University of New Brunswick, says “really, just having trees around where people are living is important.”

In the  medical journal the Lancet, Dan Crouse and colleagues showed that: Living within two blocks of trees and green space makes you live longer.

Results Crouse et al found an increased risk of people dying in areas of high pollution. Lives  lost to pollution: Eight percent (8%) died earlier than expected from lung cancer. Eighteen percent (18%) died earlier than expected from diabetes. “The results contribute to the body of evidence demonstrating that even with really low levels of air pollution, like we find in Canada, we still find measurable, observable associations with mortality,” Dr. Crouse said. Why They Did It  They were looking for the risk of dying in areas of high pollution How They Did It Crouse et al  studied the “ambient air “around people’s homes (using residential postal codes) For 16 years followed the same people and where they lived and matched this to  three pollutants in the ambient air. The three pollutants were: fine particulate matter, ozone, and nitrogen dioxide. The team assigned each person in the study with estimates of exposures to three pollutants. The researchers linked the air data with disease and death data. More specific details of study methodology is at the end of this article. Try “The Big Life” Calculator to Find Out How Long You Will Live  The results of Dan Crouse’s ambient air work is applied to national health promotion tool.  It figures out how long you will live. It is called the  Big Life calculator, an online tool that allows users to calculate their life expectancy. This tool now includes pollution exposure as a risk factor, by residential postal code, in their calculations. said Dr. Crouse. This life expectancy tool is a statistical model to estimate the risk of death. To see how long you will live click here It is kind of shocking isn’t it?  I smoked at one time so that took off years. Then I made up for it in exercise and healthy eating.

So more reasons to believe that trees around where you live matter. Say it with me “Healthy Tree, Healthy Me”
Verla
PS If you are really interested in the research methology here it is.
To do this 16 year, 30 city study  Crouse et al:
  • used Statistics Canada long form census data (the 2001 Canadian Census Health and Environment).
  • studied 1.3 million adults in 30 cities across Canada.
  • linked these adults to the Canadian mortality (number of deaths) database.
  • linked these adults to annual income tax filings through 2011.
  • measured greenness/trees with images from NASA’s Aqua satellite. They measured greenness and trees within two blocks of participants’ residences for each year. They did this for 16 years.
  • adjusted for personal (eg, education and income)
  • adjusted for exposures to fine particulate matter, ozone, and nitrogen dioxide.
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18 comments on “Trees Help You Live Longer

  1. You’re preachin’ to the choir here, girl. I’m a believer and a lover of your blog. I also enjoyed the Big Life calculator. According to it, my “health age” is about 10 years younger than my chronological age. I’ll take it!

  2. I appreciated reading your article because it provided the fact based science to back up what we experience by being near trees ie. it just feels good to go out for a walk in the park or the woods .

  3. Wow! Very interesting. I will have to check further into this. We had quite a few trees due to the drought, but are trying to replant as we love them for many reasons.

  4. I live in Florida and love to be outside around nature, so hopefully that is a good thing for my health. And, the health-o-meter says I will live to be quite old, so I must be doing a few things right!

  5. Very informative article with good statistics and a Tree Air Action plan too. Thanks for sharing!

  6. This may seem weird but you have a super soothing voice. You seem super chill. It must be from the trees. 😉 Thank you for the tree facts!

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