air pollution
Download
Skip this Video
Download Presentation
Air Pollution

Loading in 2 Seconds...

play fullscreen
1 / 12

Air Pollution - PowerPoint PPT Presentation


  • 176 Views
  • Uploaded on

Air Pollution. SVN3E. Burning fossil fuels creates not only greenhouse gases but also smog. Smog. Smog is mostly ground-level ozone (O 3 ), created when sunlight acts on methane and nitrogen oxide gases. Smog.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Air Pollution' - donnel


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
slide3
Smog is mostly ground-level ozone (O3), created when sunlight acts on methane and nitrogen oxide gases.Smog
slide4
The other main ingredient in smog is fine-particulate matter such as aerosols, smoke, and dust.

Fine-particulate matter under an electron microscope

Smog
slide5
Fine-particulate matter is also known as PM2.5 because the particles are less than 2.5 mm (2.5 millionths of a metre) across.Smog
air quality index
In Ontario, the Air Quality Index (AQI) provides information about the level of smog in the air.Air Quality Index
air quality index1
When the AQI is predicted to be poor over a long period of time and over a wide area, the Ministry of the Environment will issue a Smog AlertAir Quality Index
air quality index2
When the AQI is predicted to be poor over a long period of time and over a wide area, the Ministry of the Environment will issue a Smog Alert, advising people to:
  • stay away from heavy traffic
  • remain indoors
  • avoid physical exercise
Air Quality Index
effects of air pollution
Effects of air pollution include:
  • Irritated eyes, nose, and throat
  • Shortness of breath
  • Coughing
  • Headaches
Effects of Air Pollution
effects of air pollution1
Air pollution can also cause or make worse:
  • asthma
  • chronic bronchitis
  • emphysema
  • pneumonia
  • lung cancer
Effects of Air Pollution
respirators
Workers who have to be around air pollution should wear respirators, protective devices worn over the mouth and nose (and sometimes over the entire body).Respirators
respirators1
Workers who often require respirators include:
  • firefighters
  • construction workers
  • healthcare workers
Respirators
ad