Lesson 4 of 6 • 7 upvotes • 11:53mins
04-Global warming, ozone depletion etc.(in hindi)
6 lessons • 54m
01-Overview of the Course (in Hindi)
1:13mins
02-Pollution and Global Warming: Introduction (in Hindi)
11:25mins
03-Types of Pollution: Soil, Noise, Water Pollution, etc (in Hindi)
11:06mins
04-Global Warming, Ozone Depletion etc (in Hindi)
11:53mins
05-International Conventions (in Hindi)
8:44mins
06-Previous Years Questions on Pollution and Global Warming (in Hindi)
10:26mins