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Nine
Good Reasons to Plant a Tree

photo
by Leonel Lima
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Improve Air Quality
Sulphur dioxide, nitrous oxide, carbon dioxide and ozone are absorbed
by the leaves and dissolved in the moisture of the leaf tissue.
Dust particulates are also trapped by the leaves.
Block UV
Rays
Trees in schoolyards and parks protect children from harmful UV
rays.
Increase
property values
Residential properties with substantial tree cover may sell for
between 5% to 25% more than similar properties without trees. Similarly,
homes in well-treed communities tend to sell more quickly.
Improve our
sense of well being
Research in hospitals has shown that patients in rooms that overlook
green space recover more quickly than those with rooms that overlook
hard surfaces.
Cool our
streets and houses in summer
Trees are natural air conditioners: they release moisture from their
leaves which cools the air when it evaporates. Trees also cool
the air by providing shade and reducing the solar energy absorbed
by hard surfaces, such as asphalt and buildings.
Slow the
wind
Windbreaks and shelter belts protect soils, crops, and buildings.
They increase crop yield and control snow. Well-placed trees reduce
energy loss from buildings and lower heating bills in winter.
Contain storm-water
Trees help soils absorb and conserve moisture by slowing rainfall
and moderating surface runoff. They reduce soil erosion and intercept
harmful pollutants from hard surfaces before they enter the storm
sewer system.
In rural areas
trees and shrubs along stream banks trap nutrients, reduce erosion
and improve fish habitat.
Protect wildlife
Trees and shrubs along streets, in parks, and in our yards provide
crucial habitat for resident wildlife and bird populations, as well
as stopovers for migratory birds.
Slow the
Traffic
Trees can be friendly street bumps. Lining streets with trees is
a known technique for the voluntary slowing of traffic in residential
neighbourhoods.
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