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They were taken care of 50 years ago. This is bcause at that time humans were almost attached to the environment. All the things , he got from the environment. Plants gave food flowers n all. Animals were used in farming.water sources meant water bodies like rivers and lake.So there was a reason for him to take care of these resources. But now most of the things we get from other sources. Machines have replaced the animals in farming. Natural things have been replacedby artificial ones. So no one notices the animals and plants now. :(
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When we cut the tree in t.s we will observe the rings these shows how much old the tree is
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