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Environmental Engineering

Enviromental

Environmental Engineering Environment All condition present around the habitat of an organism constitutes its environment. All external condition and influences effecting existence, development of an organism human behavior or society, what stimulates the five human senses Environmental Engineering It is the application of engineering principals for the preservation of environment and protection of public health. Health It is a complete state ... Read More »

Causes of Pollution

Causes of Pollution

Causes of Pollution There are two main causes of pollution Natural Sources Volcanoes Lightning Dust Stones Strom Water Run off Termites or Cows Sub-Soil Minerals Anthropogenic Sources There are three main sub categories in this source Municipal There are two main components in this source  Sewage It comes from urban and ruler areas. High Organic Load à Do Depletion à Fish Kills + Odour ... Read More »

Noise Pollution

Noise

Noise Pollution “Unwanted or undesired or hard to listen sound or sound with or without agreeable musical quality is called noise pollution” OR Noise affected the atmosphere. Normal audible frequency range 80-1500 Hz Noise Pollution Measurement These are measured in sound pressure level expressed as db Decibel is relating unit of power and energy on logarthmetic scale 60db is 10 time higher than ... Read More »

Air Pollution

Air Pollution

Air Pollution “Air pollution is the introduction of chemicals, particulate matter, or biological materials that cause harm or discomfort to humans or other living organisms, or damages the natural environment into the atmosphere.” The atmosphere is a complex dynamic natural gaseous system that is essential to support life on planet Earth. Stratospheric ozone depletion due to pollution has long been recognized as a threat to human health as well as to the Earth’s ecosystems. Sources of ... Read More »

Effects of Air Pollution

Effect of Air Pollution

Effects of Air Pollution 1)    Air Pollution and Human Health People have no choice but to breathe the air around them regardless of its quality. Breath in Polluted air causehealth risks Irritation to one’s eyes, throat, and lungs. Wheezing, coughing, burning eyes, chest tightness, headaches, Difficulty breathing is all commonly reported when air quality is poor. Increased doctor visits, hospitalization, and school absences also frequently occur at ... Read More »

Control Air Pollution

Pollution Control

Control Air Pollution 1)     Particulate Control (Control Air Pollution) I.Mechanical collectors (dust cyclones, multicyclones) II.Electrostatic precipitators An electrostatic precipitator (ESP) or electrostatic air cleaner is a particulate collection device that removes particles from a flowing gas (such as air) using the force of an induced electrostatic charge. 2)     Bag Houses (Control Air Pollution) Designed to handle heavy dust loads, a dust collector ... Read More »

Types of Air Pollution

Types of Air Pollution Air pollutants are classified as Natural Pollutants Anthropogenic Pollutants Primary Pollutants Secondary Pollutants 1)    Natural Pollutants Natural pollutants are those that are found in nature or are emitted from natural sources. For example, volcanic activity produces sulfur dioxide, and particulate pollution may derive from forest fires or windblown dust. 2)  Anthropogenic Pollutants Anthropocentric pollutants are those that are produced by humans or controlled ... Read More »

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