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The World Health Organization (WHO) has announced a
finding about the air we breathe. It has found that almost
on Earth breathes unhealthy
. The WHO made its air quality update ahead of World Health Day on April 7. The
reported that 99 per cent of the world's
breathes air that exceeds WHO air quality limits. It looked at
from over 6,000 cities in 117 countries. People living in lower- and middle-income
breathe the poorest-quality air. Millions of people die in these countries because of
-related diseases. The WHO said: "After surviving a
, it is unacceptable to still have 7 million preventable
...due to air pollution."
