A dry winter is intensifying wildfires in Nepal, experts said Wednesday, as the capital Kathmandu continued to suffer from ...

London, New York and Paris have been named the world’s most dynamic and liveable cities. This is according to a new ranking ...

A third of Americans still breathe unhealthy air after decades of improvements—which the Trump administration wants to roll ...

New Delhi hasn't topped the list but holds the second position as the world's most polluted city with AQI of 185 which falls ...