why do trees in coniferous forests have needle like leaves?
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In Evergreen plants like it hot and humid—such as in rain forests near the Equator (or in greenhouses). The Earth’s climate was going in the opposite direction: colder and drier. Plants needed new tactics to survive. Conifers, or cone-bearing trees, evolved to have needles that retain more water and seeds that could hang out until there was enough moisture to take root. It may not seem like it, but needles are leaves. They do the same job that broad leaves do—capture sunlight, “inhale” carbon dioxide, and “exhale” oxygen—providing the tree with food and air for us to breath. Instead of shedding every fall, though, needles can last three or four years!. Evergreen trees are, just as their name describes, ever green! Unlike deciduous trees that drop their leaves in the fall, evergreens have needles that are not shed but remain year round. They shelter us from winter’s snow and winds and provide much needed color to the landscape during the cold months. Fir, pine, spruce, and cedar trees are varieties commonly planted and enjoyed in our landscapes.
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Trees in coniferous forests have needle like leaves because these forest found between low latitudes and found on higher slopes of the Himalayas in Kashmir ,Himachal Pradesh, Uttarakhand and Arunachal Pradesh and to not let snow on them.
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