Answer:
<u>Waste water is any water that is affected by human use and is combination of all domestic, industrial and agricultural stuff</u>s.
Explanation:
- It can be also called as the stormwater or surface runoff, or sewer infiltration. This type of water can include the domestic wastes involved in households like toilet flushes, dishwashers, washing machines, and detergents. This type of water in developing countries if often treated with septic tanks, drain fields, and onsite sewage systems.
- Chemical or physical pollutants include heavy metals, organic and inorganic soluble matter such as urea, gases as hydrogen sulfide, various oxides and toxins of pesticides and methane.
- Use of micropollutants like plastics, and thermal pollutants like heat energies derived from the power station and industrial manufactures. Certain biological sources of pollutants like Bacteria, Virus, and Protozoa, and parasites like organisms.
- It can include parasitic like insects, arthropods, and others that reduce the biological oxygen capacity of the freshwater stream and decline in the fish population due to the nutrification of water and contaminants due to the wastewaters.
No,
Yes. For 4 years.
Yes. For 200 years.
Yes.
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Answer:
Standards of living in Western European Contries are higher than the world average because the GDP Per Capita of Western European Countries is higher than the world average.
Standards of living in Western European Countries are also high because the governments of these countries offer many social services, either free, or at low costs.
Western European Countries are mostly peaceful, with only very localized crime and violence.
Finally, Western European Countries developed very fast during the latter half of the XX century, but economic growth has stagnated in recent decades.
