Filtering dust and air pollution
. A tree can absorb the dust and fine powder on pollutants from the air during transpiration. Both release oxygen out thereby.Results the smog reduced green area will help eliminate the powder dust from Sandy s pollen. '
. Smoke and dust by leaves twigs branches,,,A catch and transpiration also help increase the humidity in the air caused a little dust aerosol in damp weather, there. Weight falling to the ground speed up public roads without trees will detect a number 3 dust aerosol.10.000, - 20000 molecular. Air 1 liters. Compared with the road condition. In the same vicinity but shady trees, from dustOnly 3000 molecule per liter of air 1 also found a green area with dense bushesAnd the amount of dust aerosol on, reduced. Between 1 in 100 or 1 in 4 volume from the original. A tree can absorb some kinds, of pollution such as carbon monoxide. By adsorption of the leaves.12 - 120 kg carbon monoxide per square mile of land per day.
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