What is the value of a whale?

What year did the speaker express their wish to see blue whales?

• 2021

• 2019

• 2017

• 2015

What is the primary diet of blue whales that contributes to carbon sequestration?

• Small fish

• Seaweed

• Krill

• Plankton

Tags

NGSS.MS-LS2-3

Approximately how much carbon dioxide can a single whale sequester in its body in terms of carbon?

• 15-20 tons

• 7-9 tons

• 25-30 tons

• 1-3 tons

What unfortunate events are causing the decline of whale populations?

• Ocean acidification

• Climate change

• Natural predators

• Human activities

Tags

NGSS.MS-LS2-4

How did the speaker propose to value the ecological services of whales?

• By their lifespan

• By their carbon sequestration

• By their weight

• By their migration distance

Tags

NGSS.HS-LS2-5

What is the estimated value of a single whale's carbon sequestration service?

• $4 million

• $3 million

• $2 million

• $1 million

Tags

NGSS.MS-LS2-5

How do elephants contribute to carbon sequestration?

• By breaking down trees

• By their large carbon footprint

• By fertilizing the forest floor

• By increasing forest carbon sequestration

Tags

NGSS.MS-LS2-5

NGSS.MS-LS2-3

What is the estimated value of the global seagrass carbon sequestration service?

• $3.5 trillion

• $3.0 trillion

• $2.3 trillion

• $1.5 trillion

Tags

NGSS.HS-LS2-5

NGSS.HS-ESS2-6

What approach does the speaker suggest for building an economy around nature?

• Industrial

• Regenerative

• Extractive

• Agricultural

Tags

NGSS.MS-LS2-5

What technology does the speaker mention for ensuring the protection of nature?

• Internet of Things

• Virtual Reality

• Artificial Intelligence

• Blockchain

Tags

NGSS.MS-ESS3-3