Air pollution causes about 2 million premature deaths per year globally. Light pollution is excessive artificial light that obscures stars. Noise pollution involves distracting or irritating sounds that can damage hearing over time. Water pollution involves adding harmful chemicals that can deny access to safe drinking water for 20% of the world's population and adequate sanitation for 50%. Pollution in cities contributes significantly to premature deaths worldwide.

1. POLLUTION

2. AIR POLLUTIONAccording to the World Health Organization (WHO),about 2 million premature deaths are caused each year due to air pollution in cities across the world.

3. Light PollutionLIGHT POLLUTION IS THE SKY GLOW PRODUCED BY THE SCATTERING OF ARTIFICIAL LIGHT IN THE GASES AND PARTICLES OF THE AIR Facts:The problem of light pollution pertains to more than light trespass or humans not being able to see the stars.

4. Noise pollution is a type of energy pollution in which distracting, irritating, or damaging sounds are freely audible.Facts:Eventually, continues or repeated exposures high intensity sound can cause acoustic trauma to the ear!!Noise Pollution

5. Water Pollution is addition of harmful chemicals to natural waters..Facts:About 20% of the world's population lacks access to safe drinking water and about 50% lacks adequate sanitation. Water Pollution

6. DEATHS FROM URBAN AIR POLLUTION

7. Pollution Data: