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Air Pollution and Water Pollution
Lesson 4 of 13 • 2 upvotes • 13:06mins
Trupti Dhamija
In this lesson we talk about water pollution and air pollution
CBSE IX Natural Resources
13 lessons • 1h 47m
1
Overview
3:00mins
2
Introduction
9:40mins
3
Winds and Rain
8:45mins
4
Air Pollution and Water Pollution
13:06mins
5
Soil.
11:09mins
6
Biogeochemical Cycles,
9:50mins
7
Biogeochemical Cycles II
7:00mins
8
Biogeochemical Cycles III
6:55mins
9
Questions 1
8:56mins
10
Questions 2
4:40mins
11
Questions 3
7:05mins
12
Summary 1
9:10mins
13
Summary 2
7:51mins
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