environmental science. no word count. just a habitat then and now

Environmental Science
Tutor: None Selected Time limit: 1 Day

Pick an Ancient Habitat and compare and contrast what is was like then in a particular region and what it is like now. 

Feb 19th, 2015

an Ancient habital in the olden days was that human being use water bodies to drink water which they did not know wether it was contaminated or not, after drinking the contaminated water they fall sick and some suffer form water bone disease. While now a days people sometimes drink water which are not good for they body after drinking the water they get some bomes on their bodies but today people do not drink form wells and water bodies.

Feb 19th, 2015

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Feb 19th, 2015
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Feb 19th, 2015
Dec 9th, 2016
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