Noise pollution - Causes, types, effects and control of noise pollution Noise pollution Noise is defined as, "the unwanted, unpleasant or disagreeable sound that causes discomfort to all living beings". Sound intensity is measured in decibels (dB), that is the tenth part of the longest unit Bel.

Pollution 111 UNIT 5: Pollution 5.1 DEFINITION 112 5.2 CAUSES, EFFECTS AND CONTROL MEASURES OF: 113 5.2.1 Air Pollution 113 5.2.2 Water Pollution 123 5.2.3 Soil Pollution 131 5.2.4 Marine Pollution 135 5.2.5 Noise Pollution 140 5.2.6 Thermal Pollution 142 5.2.7 Nuclear hazards 143 5.3 SOLID WASTE MANAGEMENT: CAUSES, EFFECTS AND CONTROL MEASURES OF URBAN … •A longer exposure to radioactive radiations can damage the DNA cells that results in cancer, genetic defects for the generations to come and even death. So it can be said that our life (water) is not safe now. One dB is the faintest sound that a human ear can hear. Water Pollution: Causes, Consequences, Prevention Method and Role of WBPHED with Special Reference from Murshidabad District Rozina Khatun Research Scholar, Department of Geography, Tilka Manjhi Bhagalpur University, Bihar, India . The radiations destroy the cells in human body and causes cancer. The materials that cause pollution are of two types: Persistent pollutants: Those pollutants which remain consistent in the environment for a long period of time without any change in its original form are called persistent pollutants . Any substance which causes harmful effects or uneasiness in the organisms, then that particular substance may be called as the pollutant. Abstract- Water is life for all but this water is polluting day by day in severe condition. PDF | On Jan 1, 2016, Asha Gupta published WATER POLLUTION-SOURCES,EFFECTS AND CONTROL | Find, read and cite all the research you need on ResearchGate ENVIRONMENTAL POLLUTION: TYPES, CAUSES, IMPACTS AND MANAGEMENT FOR THE HEALTH AND SOCIO-ECONOMIC WELL-BEING OF NIGERIA PROFESSOR AKINWALE O. COKER Department of Civil Engineering University of Ibadan Ibadan ENVIRONMENT According to Federal Environmental Protection Agency (FEPA) Act of 1990, under section 38 a very lucid definition of … Effects of nuclear pollution •The effects vary from organism to organism and from level of radioactivity of nuclear isotopes.