Environmental science is an interdisciplinary academic area that integrates physical and biological sciences (considering physics, chemistry, biology, soil science, geology, and geography) to the study of the environment, and the resolution of environmental troubles. Environmental science offers an incorporated, numerical, and interdisciplinary approach to the study of environmental systems. Environmental science is normally instructed as a MSc. programme and hence a bachelor’s degree in any field of science is necessity. However there are few institutions which provide environmental subjects at the BSc. level. An environmental scientist’s job is to use the knowledge of several principles and conceptions of science and engineering fields, in order to defend and maintain the environment.
Environmental scientists also carry research analyzes in order to formulate theories or techniques of decreasing and assuring the origins of environmental pollution. Environmental science came up alive as a substantive, active area of scientific research in the 1960s and 1970s driven by (a) the demand for a multi-disciplinary approach to examine composite environmental troubles, (b) the achievement of essential environmental laws expecting particular environmental rules of investigation and (c) the arising public consciousness of a demand for action in dealing environmental troubles.