1. Case Study #1: Natural Event The Mountain Pine Beetle
Please collect the article on the Mountain Pine Beetle from the front of the room
When you are finished answer the questions on the board

2. The Mountain Pine Beetle - Questions
What tree has the Mountain Pine Beetle devastated in BC?
Lodge-Pole Pine
How has it effected the logging industry in BC?
The affected wood is unsellable
Explain the mutualistic relationship between the Mountain Pine Beetle and Bluestain Fungus.
The beetle needs the fungus to feed and to stop the resin and the fungus uses the beetle as transportation to a new host
What change occurred that increased the impact of the Mountain Pine Beetle?
Temperature increase allowed the beetle to survive the cold winters, technically this could be considered a Human change to an ecosystem…

3. Case Study #2: Human Effect Great Pacific Garbage Dump
Please collect the article on the Great Pacific Garbage Dump from the front of the room When you are finished answer the questions on the board

4. Great Pacific Garbage Dump - Questions
Where is the Great Pacific Garbage Dump located?
In the Northern Pacific Ocean, past Hawaii and almost to Japan
How big is the Great Pacific Garbage Dump?
Twice the size of the continental United States
What percentage of the garbage comes from boats and oil rigs and what percentage comes from land?
20% from boats/oil rigs, 80% from land
How are animals affected by the Great Pacific Garbage Dump?
Mistake it for food and eat the plastic, can become entangled and drown
Why is plastic waste becoming such an issue?
Plastic has a long life, often taking up to 1000 years to break down, what is currently found in our ocean will be in our oceans for years to come…

5. Case Study #3: Human Action Salmon Farming
Please collect the article on the Salmon Farming from the front of the room
When you are finished answer the questions on the board

6. Salmon Farming- Questions
Where and when was the practice of fish farming developed?
1960’s Norway
What is aquaculture?
Water agriculture
What are the benefits of aquaculture?
Takes pressure of growing demands for fish as world pop. increases
What are the negatives associated with aquaculture?
Habitat damage, transfer of disease from farms to marine ecosystems, transfer of Sea-Lice
What is the introduction of Atlantic Salmon into the Pacific Ocean an example of?
Invasive/Foreign Species