Oceans - Ocean Acidification - Impact on Fishing Industry in Alaska CS Flashcards
1
Q
How many jobs does fishery support?
A
100,000
2
Q
How much annual revenue does it generate?
A
> $5 billion
3
Q
Where is the largest commercial harvest value?
A
- Coast next to Gulf of Alaska
4
Q
What is subsistence farming?
A
Catch food to feed themselves an their families
5
Q
How many people of Alaska rely on subsistence farming?
A
120,000
6
Q
Where is acidification happening the fastest?
A
- South West
- South East
7
Q
Why are the SW and SE areas vulnerable?
A
- Low job diversity
- Lower income levels
8
Q
Why are the fertile Alaskan waters particularly vulnerable?
A
- Cold water
- Circulation patterns bring naturally acidic deep ocean to the surface
9
Q
Marine animals intensely affected?
A
- Molluscs
- Shellfish
10
Q
How can ocean acidification affect fishing industries?
A
- Changing the food web in freshwater ecosystems
11
Q
What is the long term impacts of ocean acidification?
A
Acidification increase in intensity, extent and duration