Who Speaks for Earth?
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"Who Speaks for Earth?" is a landmark episode of the science documentary series *Cosmos: A Personal Voyage* in which Carl Sagan explores humanity’s responsibility, unity, and ethical choices in shaping the future of life on Earth and beyond.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
documentary television episode
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television episode → |
| aimsTo |
encourage global responsibility
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inspire a long‑term cosmic perspective → promote peace and disarmament → |
| basedOn |
scientific understanding of cosmology and planetary science
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|
| countryOfOrigin |
United States
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|
| emphasizes |
importance of science in guiding ethical decisions
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need to protect Earth’s environment → shared fate of all humans → |
| exploresConcept |
fragility of Earth’s biosphere
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global cooperation in science and politics → moral obligations to future generations → who has the authority to speak for humanity → |
| features |
appeal for planetary unity
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commentary by Carl Sagan on nuclear arms race → discussion of interstellar messages → visualizations of potential nuclear devastation → |
| focusesOn |
dangers of nuclear war
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ethical implications of advanced technology → need for a planetary perspective → possibility of contact with extraterrestrial civilizations → responsibility to represent Earth to the cosmos → |
| franchise |
Cosmos
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|
| genre |
educational television
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science documentary → |
| hasHost |
Carl Sagan
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|
| mainTheme |
ethical choices about war and peace
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global unity of humankind → humanity’s responsibility for the future of life on Earth → interstellar communication → long‑term survival of civilization → nuclear weapons and the risk of global annihilation → search for extraterrestrial intelligence → stewardship of the planet → |
| medium |
television
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|
| narrator |
Carl Sagan
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|
| notableFor |
influential discussion of planetary ethics
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philosophical reflections on humanity’s place in the universe → strong anti‑nuclear war message → |
| originalLanguage |
English
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|
| partOf |
Cosmos: A Personal Voyage
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|
| portrays |
humanity as a single planetary civilization
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|
| presenter |
Carl Sagan
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| series |
Cosmos: A Personal Voyage
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|
| targetAudience |
general audience
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|
| writer |
Carl Sagan
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Referenced by (1)
| Subject (surface form when different) | Predicate |
|---|---|
|
Cosmos: A Personal Voyage
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|
notableEpisode |