Air Quality Concerns in Alaska - PowerPoint PPT Presentation

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Air Quality Concerns in Alaska

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Title: Air Quality Concerns in Alaska


1
Air Quality Concerns in Alaska
  • Improve and Protect Air Quality in Alaska
    Workshop
  • November 6, 2007
  • Presented By
  • Alice Edwards
  • Alaska Department of Environmental Conservation

2
Objective
  • Discuss Air Quality Concerns
  • What are sources of air pollution in Alaska?
  • What are some air pollution problems?
  • What problems are you concerned about?

3
What are some sources of air pollution in Alaska?
4
Industrial Point Sources
5
Non-Point (Area) Sources
6
Non-Point (Area) Sources
7
On-Road Mobile Sources
8
Non-Road Mobile Sources
9
Non-Road Mobile Sources
10
Non-Road Mobile Sources
11
Non-Road Mobile Sources
12
International and Long-Range Transport
13
Arctic Haze
  • Air enters Alaska from the Arctic
  • Occurs in winter
  • Brings pollution from other Eastern Europe and
    Russia

14

Asian Dust
  • Air enters Alaska from Asia, especially China
  • Occurs in spring

15
Wildfire Smoke
  • Wildfires in Canada and Siberia produce smoke
    that impact Alaska
  • Occurs in summer

16
What are some air pollution concerns in Alaska?
17
Dust
18
Dust
19
Wildfire Smoke
20
Carbon Monoxide
21
Fine Particulate Matter
22
Benzene
23
Indoor Air
24
Hazardous Air Pollutants
  • Mercury
  • Persistent Organic Pollutants

25
Climate Change Greenhouse Gas Emissions
26
What are your concerns about air quality?
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