結果 : is kolkata a polluted city
4:14

Delhi, Kolkata Among Worlds Top Most Polluted Cities By PM2.5 Study | Latest News

MIRROR NOW
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83 Cities With the Worst Air Pollution in India: W.H.O. | Vantage with Palki Sharma

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Why Kolkata Becomes India"s Most Polluted City : TUI

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Why the pollution level is increasing in the city Kolkata, What the Environmentalists are

ABP ANANDA
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3 Indian cities among the world's top 10 most polluted cities

editorji
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Air pollution in Kolkata: case Study

ABP ANANDA
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KOLKATA GETTING A POLLUTION CITY

KOLKATA IS GETTING A POLLUTION CITY
327 回視聴 - 8 年前
3:38

Delhi- the most polluted city in the world; Kolkata in the second position

Prag News
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1:00

Unknown Fact About Kolkata's Air Pollution Problem | West Bengal | Raunak Ramteke | #shorts

Raunak Ramteke
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Visiting the Most Polluted City on Earth

Ben Morris
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Kolkata was world’s worst polluted city On 13th March 2018

All You Need To Know
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Kolkata's Rising Air Pollution Level | Measures Taken to Tackle Hazardous Air Quality | Ep - 59

West Bengal With Rohit
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These 3 Indian Cities Are Among World's Most Polluted Cities

The Quint
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4:15

Why is West Bengal so Dirty?

Anshul Dave
9,314 回視聴 - 8 か月前
2:05

In cities like Mumbai and Kolkata, the major air pollutants are:

Doubtnut
67 回視聴 - 4 年前
6:52

As Chill Returns, Kolkata Air Quality Tanks To 'Poor' Category | India's Pollution Emergency

TIMES NOW
1,278 回視聴 - 1 年前
0:23

Kolkata's Most Polluted Place Ever #shorts #kolkata

SGEyes
287 回視聴 - 1 年前
1:15

Delhi and Kolkata are the most polluted cities

INDIAN NEWS ANALYSIS
153 回視聴 - 10 年前
6:28

Oasis in polluted city - KOLKATA

AJS Bloggs
55 回視聴 - 3 年前
4:50

Most polluted cities in the world:Latest Ranking in Air Pollution Index: Delhi Kolkata tops

A Little Different
128 回視聴 - 2 年前