Download presentation
Presentation is loading. Please wait.
1
Air, Noise and Light Pollution
3/08
2
Air pollution Effects very young and very old most
Cause of death – never air pollution Adds to effects of existing diseases such as emphysema , heart disease and lung cancer
3
Short term effects Usually reversible Cough, irritation of eyes nose
Make asthma and emphysema worse
4
Long term effects air pollution
Heart disease, emphysema Occurrence of asthma due to lung damage in young children
5
Indoor air pollution Indoor air pollution can be worse than outdoors
Especially when we seal up our homes to save energy
8
Indoor Sick Building Syndrome
9
Asbestos Mineral used in the past for insulation and as a fire retardant Banned in 1970 Cuts and scars lungs
10
Noise Pollution Unwanted sound
Hearing loss has doubled in the US in the last 30 years
11
12% of teens have permanent hearing loss.
Personal listening devices not regulated in US 85 dB for 8 hours maximum safe level
13
Underwater Noise Pollution
Whales and Dolphins very sensitive to sounds over long distances Ships, military sonar, oil exploration , boats and jet skis all disturb communication
14
Light Pollution No direct hazard to human health. May be tied to sleep disorders and early puberty Energy waste – light into space Avian migration
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.