Best Answer: The initial size of the star is what decides. A star is huge, I mean really big, and all that gravity wants to pull itself together (everything attracts). So, the star wants to collapse. But, it creates nuclear fusion, and that is the force that pushes the star out.
2015-11-20T10:18:22-05:00. agricultural. The largest use of the world's water is used for irrigation or agriculture. This is because the high demand of food thus agricultural products are demanded to supply at a rapid amount in just a short time. The population growth influences mainly the use of resources and one is water. Fresh water only amounts little to the drastic needs of society today and much is used for agriculture as studies suggest.
It isnt agriculture. Water use is increasing and it is industry that is taking it up. Increasing water use is a fact of life in many countries and an inevitability for others. The worlds six billion inhabitants are already appropriating 54 per cent of all accessible freshwater reserves. It is predicted that by 2025 humankinds share will be 70 per cent.