16 SG: Human Impacts on Ocean Flashcards
1
Q
Habitat Destruction
A
Effected via drilling, mining, dredging for aggregates, destructive anchoring, or removal of corals
2
Q
Carbon Emessions
A
- Humans have increased carbon dioxide in the atmosphere to levels that have caused Ocean acidification and Ocean warming
3
Q
Chemical Pollution
A
- Effects animals via ingestion, long term, or changes to reproduction cycle
4
Q
Oil Spills
A
- Oil spills smother plant and animal life
5
Q
Light Pollution
A
- Comes from artificial lights from boats, offshore mining platforms, and costal cities
Sea turtles
6
Q
Noise Pollution
A
- Underwater noise from construction, shipping and naval vessels significantly impacts the natural behaviour of cetacean
7
Q
Plastic pollution
A
- 100s of millions of plastics, still experiencing the effects and many years to come
8
Q
Overfishing
A
factory fishing has destroyed local fish stocks, leaving too few adults to breed for the future
9
Q
Destructive Fishing
A
-
damage the environment by dredging the seabed or catching other species that are thrown back dead
10
Q
Surface runoff
A
harmful chemicals easily flowing into rivers or directly into the Ocean
11
Q
Deoxygenation
A
- Increase in fertilisers for agriculture and warming ocean waters has contributed to eutrophication
12
Q
Deep Sea Mining
A
- Newer issue facing the ocean , destroys habitats
13
Q
Microbead Ban
A
- Plastic microbeads have been banned, so they can’t enter oceans food chains
14
Q
Circular economy
A
- More materials are reused, shared, repaired, refurbished, remanufactured and recycled
15
Q
Marine Protected Areas
A
- Habitats and fish populations are more protected
