Glasgow city council is using a novel solution to aid in air pollution reduction. They are planting two "City Trees" in the city. These are not actual trees, but two man-made structures covered in moss like plant which is reckoned to suck harmful nitrates out of the air.
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Read the link below to see an interesting article regarding current problems with tree planting agencies in England.
The Arboricultural Association provide some useful guidance for the layman on how, why and when to prune trees.
If you're thinking of getting any of your trees pruned, either by doing it yourself or by a professional tree surgeon, take a look at the recommendations for which time of year to prune your species of tree before having them worked on in order to give your trees the best chance of recovering well and staying healthy and strong.
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Follow the link below to this really fascinating article from National Geographic's Robert Krulwich on how much of an important and positive impact trees are having on our atmosphere. Watch how they absorb Carbon Dioxide before your very eyes.