problem 1: Illustrate the main types of water use?
problem 2: How can we decrease the water demands in agriculture and households?
problem 3: Describe the types of water resources present with earth.
problem 4: describe the path a molecule of water might follow via the hydrological cycle from the ocean to land and back again.
problem 5: How can we employ the earth’s water more sustainably?
problem 6: What percentage of the earth’s total volume of the water is simply available for use by the people?
problem 7: List all the unique properties of the water.
problem 8: List all the four causes of water scarcity.