Environmental Issues
Environmental Issues

Environmental Issues

Extensive and illegal use of the resources is a major concern now a days. This chapter includes the causes as well as sources of pollution and control measures to reduce the pollution so as to preserve the resources. This chapter also explains the effects of greenhouse gases and its effects while also highlighting the achievements of some of the pollution control methods used as case study.

 
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Class 12 Chapter 16 - Environmental Issues

Nature and Environment have long been exploited by humans for several different purposes, most of them being selfish reasons. 'You reap what you sow' and 'Nature fights back' are two apt descriptions describing the contents of this chapter. Pollution caused by man is so huge that everything natural including air, water and soil no longer remains pure. The repercussions and effects of these pollution on the health of all organisms including humans. Unless measures are taken the pollution levels are only going to rise. This chapter talks about the different types of pollutions, their health effects and measures employ to control them. 

This chapter includes:

16.1 Introduction (Lecture Duration: 14:51)

16.2 Air Pollution-1 (Lecture Duration: 31:24)

16.3 Air pollution-2 (Lecture Duration: 24:45)

16.4 Water Pollution-1 (Lecture Duration: 24:29)

16.5 Water Pollution-2 (Lecture Duration: 22:35)

16.6 Noise Pollution (Lecture Duration: 16:17)

16.7 Soil Pollution (Lecture Duration: 35:15)

16.8 Global Warming (Lecture Duration: 24:36)

16.9 Deforestation (Lecture Duration: 14:41)

Total duration of the chapter:  3 hours 29 minutes
 
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