Conditions affecting the hearing bones: otosclerosis. Otosclerosis is the most common cause of hearing loss in young people. It's a condition of abnormal bone growth affecting the stapes, the third of the three little bones in the middle ear.
Hydroelectric dams use water to produce electricity. Natural water resources include lakes, rivers, streams, ice pack, groundwater, precipitation and oceans. As global climate change begins to affect the distribution of water resources in the United States, water use in all sectors is coming under increasing scrutiny.
So, conserving natural resources is very essential today. There are many ways that one can conserve natural resources. All you need to do is to look around and see what natural resources you are using and find out ways to limit your usage. Most of the people use natural gas to heat their water and their home. You can monitor how much you are using this resource to minimize its usage.