what we learn from waste water story class 7 plz fast
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All of us use water in our homes and make it dirty. Dirty! Are you surprised? Rich in lather, mixed with oil, black– brown water that goes down the drains from sinks, showers, toilets, laundries is dirty. It is called wastewater. This used water should not be wasted. We must clean it up by removing pollutants. Have you ever thought where the wastewater goes and what happens to it?
1. WATER, OUR LIFELINE
Clean water is a basic need of human being. Let us make a mind map of the many uses of clean water.
ACTIVITY 1
Clean water that is fit for use is unfortunately not available to all. It has been reported that more than one billion of our fellow human beings have no access to safe drinking water. This accounts for a large number of water-related diseases and even deaths. Women and girls walk for several kilometres to collect clean water, as you read in Chapter 16. Is it not a serious matter for human dignity?