| For the last decade or two, energy and sustainability | | | | The question arises as to where this power will be |
| were just a question of availability of energy and the | | | | supplied from and how electricity will be generated. |
| amount which was used. Now in today's developing | | | | Some sources of power supply are wind energy and |
| world, with the industrial growth rate affecting the | | | | solar energy. This is a constant source which required |
| environment too, there are many other factors which | | | | no other requirements apart from the plant. Harnessing |
| are of equal importance. What has to be taken into | | | | energy from the solar power and the wind energy |
| account is the waste product which is produced by | | | | does not deplete the earth of any resources. At the |
| the many manufacturing units and industries. Apart | | | | same time it does not pollute the water or the air. |
| from increasing the availability of energy especially for | | | | Some decades ago there was no technology |
| the future, the safety factors also have to be taken | | | | discovered for power generation from wind and solar |
| into consideration. Before we think of more growth | | | | energy or from water. Sunlight and wind are not |
| and the requirement we also have to think of the | | | | always constant, so this energy will have to be |
| effects of using energy and global warming. The | | | | conserved when it is at its peak so that we can have |
| greenhouse effect has been enhanced and we as | | | | a nonstop supply of electricity. |
| responsible citizens have to think about the welfare of | | | | Wind turbines are another source of energy supply, |
| the world and about how we utilize energy | | | | but here again it is not constant or reliable. There are |
| requirements on a basis which is sustainable. | | | | wind farms which help harness the wind power and |
| Some things are bound to change like the growth of | | | | provide a supply of energy. The only problem here is |
| population on our globe a few decades hence. This will | | | | that many object to the turbines which are not very |
| mean a higher requirement of energy and power. For | | | | aesthetic to view. Mineral resources like uranium and |
| this kind of power requirement it is left to be seen how | | | | coal could also be utilized for uninterrupted and reliable |
| the power supply will be distribute, whether there will | | | | power supply and there is no immediate fear of these |
| be grid systems or whether the power will be supplied | | | | minerals getting depleted. However, for environment |
| in lots according to the requirement in particular areas. | | | | friendly power supply at a low cost there has to be |
| In urban areas there will be constant power | | | | new technology to be tapped. The next thing to be |
| requirements and the same will be in industrial areas | | | | tapped is nuclear energy so that we can have more |
| too. Thus the power supply will not only have to be | | | | dependable sources of power generation for our |
| reliable but will also have to be qualitative. | | | | globe to survive and sustain itself. |