Week 7 Air Noise And Light Pollutions Flashcards
What is air pollution?
The release of pollutants into the air that are detrimental to human health and the planet on the whole.
Why are most people not aware of air quality levels?
Air pollution is often imperceptible and even when it is noticeable, peoples perceptions can often be inaccurate.
What is noise pollution?
Unwanted sound, perceived as an environmental stressor and nuisance.
What are the health effects of noise?
- Sleep disturbances
- Increase in blood pressure
- Increase in heart rate
How did meters and Ferrari decrease noise in University residence halls?
Through the use of instructions, modeling, feedback and group reinforcement
What were the benefits of the reduction of noise in residence halls in the meters and Ferrari study?
Less disturbance of sleep and study
How did Ferrari and Chan reduce the volume of headphones?
The use of warning signs and a confederate student lowering the headphone volume following a polite request.
How did Wilson and Hopkins reduce the noise levels in seventh and eights grade classrooms?
By the use of an automated system that turned off music when noise levels exceeded a reasonable level.
What are some of the health problems associated with light pollution?
Problems with sleep and increased stress.
Name five ways to reduce light pollution
Aim light below the horizontal
Avoid over lighting
Use reflective lane markings and reflective clothing
Smart lighting that switches on with you
Avoiding full daylight bulbs with a high blue content
