What is one major cause of the global water crisis?
o
a. the introduction of modern sanitation systems in impoverished
countries
o
b. the rising cost of transporting water to rural areas with rapidly
growing populations
o
c. increased competition between people and industries over limited
water supplies
o
d. decreased populations in areas that traditionally treated and
cleaned water
surat

Major cause of the global water crisis is increased competition between people and industries over limited

water supplies

Option C

Explanation:

With the increase in the population in the world at a rapid rate, it has led to the increase in the demand of the resources for meeting the needs and satisfaction of the people.

This has also led to the increase in the demand of water by people for commercial and for personal consumption. Since it is not available in unlimited amount, it has led to crisis of water because of the increase in the demand of water.

the answer is a. the harappan civilisation is also called the indus valley civilisation, this is because they built their cities along the indus river. the reason behind this location can be found in the rest of the "old world" civilisations like mesopotamia or egypt, the first built their cities along the rivers tigris and euphrates, the second along the nil; : their respective civilisations thrived because the overflowing of their respective rivers produced favorable conditions for agriculture, their main support.