the world is polluted because we have not yet got idears how to recycle our oil rubbish and other items
The human mind and brain are the world's most polluted areas.
All countries are polluted to a greater or lesser extent.
Sadly yes. The Nile is the most polluted river in the world.
No. Currently the most polluted place in the world is Mexico City
New Delhi
London
No
All rivers in the world are polluted to a greater or lesser extent. You should be more specific.
Kabwe, Zambia is the most polluted place in Africa and the whole world.
detroit
new zealand
Delhi