TED: What a living whale is worth -- and why the economy should protect nature | Ralph Chami

TED: What a living whale is worth -- and why the economy should protect nature | Ralph Chami

Assessment

Interactive Video

Biology

11th Grade - University

Hard

Created by

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The speaker shares their journey from a financial economist to valuing the carbon sequestration services of whales and elephants. They explain how these animals capture carbon, contributing to climate change mitigation. The speaker emphasizes the economic value of living nature and proposes a regenerative economy that values natural ecosystems. They highlight the potential for countries like Gabon to generate revenue through carbon offsets, advocating for a sustainable approach to economic growth.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do whales play in carbon sequestration?

They release carbon dioxide into the atmosphere.

They have no impact on carbon levels.

They capture carbon directly and indirectly.

They only store carbon temporarily.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do whales contribute to the carbon cycle in the ocean?

By releasing carbon dioxide through respiration.

By avoiding krill and eating only phytoplankton.

By reducing the number of phytoplankton.

By eating krill and storing carbon in their bodies.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

$3 million

$2 million

$1 million

$4 million

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do elephants contribute to carbon sequestration?

By migrating to different regions.

By reducing tree growth.

By increasing carbon sequestration in trees.

By consuming large amounts of carbon.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

$4 trillion

$1 trillion

$2.3 trillion

$3 trillion

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the three pillars needed to build an economy around nature?

Science, technology, and innovation

Technology, finance, and marketing

Science, valuation, and legal frameworks

Economics, politics, and culture

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can Gabon benefit financially from its elephants?

By using elephants for tourism.

By selling carbon offsets from elephants.

By exporting elephants to other countries.

By selling elephant meat.

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