Each of us can make a positive difference stepping up & doing our best / Becoming Planet Citizens
Noise pollution issues...
Decibel level damage
Background electronic 'buzz'
Roadway noise, engines, horns, sirens
Aircraft engine noise
Impact on the nervous system
Stress, inability to 'relax, concentrate'
Damage to hearing
This category has the following 2 subcategories, out of 2 total.