Marine Conservation (TEDx)

What is considered a mainstay of food production for humanity alongside farming?

• Tourism

• Forestry

• Mining

• Fisheries

What is the most devastating blow dealt to our oceans?

• Overfishing

• Climate change

• Pollution

• Acidification

Tags

NGSS.MS-LS2-5

What paradox is mentioned in relation to overfishing?

• It is a natural phenomenon

• It is unnecessary and reversible

• It is necessary for survival

• It is unstoppable

Tags

NGSS.MS-ESS3-4

Who are referred to as 'small-scale fishers'?

• Deep-sea explorers

• Industrial fishing companies

• Coastal fishermen and women

• Aquaculture farms

Tags

NGSS.MS-LS2-5

What is a critical issue facing the tropics' marine environment?

• Stocks collapsing due to climate change

• Decreasing salt levels

• Overpopulation of certain fish species

• Introduction of invasive species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What was the initial conservation strategy proposed by the author in Madagascar?

• Banning all forms of fishing

• Introducing new fish species

• Closing off parts of the reef permanently

• Building artificial reefs

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What species became immensely important for villagers in the dry south of Madagascar?

• Sharks

• Salmon

• Tuna

• Octopus

What was the outcome when a small area of reef was temporarily closed to octopus fishing?

• Catches decreased

• Catches remained the same

• Catches soared

• The octopus population vanished

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What did neighboring villages do after seeing the success of the temporary reef closure?

• Ignored the results

• Protested the closure

• Drew up their own closures

• Focused on tourism instead

Tags

NGSS.MS-LS2-5

What transformation occurred in communities after implementing temporary reef closures?

• Overfishing by industrial trawlers

• Establishment of vast conservation areas

• Increased pollution

• Economic decline

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5