The pollution has become the biggest problem of today’s world.
We are developing ourselves day by day by constructing factories, vehicles, buildings etc but despite of every good thing, we are also increasing pollution, which is obviously not good for health.
But still, there are few cities in the world which are said as the least polluted cities.
Have a look:
#1 Whitehorse, Canada
#2 Reykjavik, Iceland
#3 Zurich, Switzerland
#4 Mysore, India
#5 Helsinki, Finland
#6 Vienna, Austria
#7 Kollam, Kerala, India
#8 Calgary, Canada
#9 Sydney, Australia