Archive | Environmental Studies

Air pollution is a problem for humans, animals, ecosystems and the built environment. The average adult breathes about 3,000 gallons of air every day. Children breath twice as much per pound of body weight and are therefore, more susceptible to the effects of air pollutants.

1. Sulphur dioxide (S02) produced from burning of coal mainly in thermal power plants. It causes smog and acid rain.

Pollution generally classified according to environmental segment in which it is occurring. Sometimes it is also classified according to the type of pollutant by which pollution is caused. In general, there are nine different type of pollution

Concentration of pollutants has been expressed by fractions. In case of gas mixture, the unit is ppm by volume (parts per million, mg/ml), while in case of liquids and solids; the unit is ppm by weight (mg/kg).

A pollutant may be defined as anything or non-living or any physical agent (heat, sound etc.) that in its excess makes any part of the environment undesirable or contaminated. Pollutants may either man made or natural.

Littoral zone (bottom & shallow water with sun light penetrates.

Organism requires essential materials which are necessary for growth and reproduction ere governed by following rule

Earlier discussion of air masses and fronts will serve as a background for a clear understanding of atmospheric disturbances. Remember that the term atmospheric disturbance is more general than storm.