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      Comprehension Quiz

      9 questions

      0/9
      1

      What does “terraforming” mean in this article?

      2

      Why do some researchers now take Mars terraforming research more seriously?

      3

      What is the first phase in the plan described?

      4

      If Mars warms by about 30°C, what effect is hoped for?

      5

      What is the goal of introducing engineered microbes?

      6

      Why use large domed habitats in the final phase?

      7

      Which concern is highlighted as an ethical risk?

      8

      What does the workshop actually recommend doing now?

      9

      Choose the best brief summary

      Please answer all questions to see your score

      Match Words from the Article to Their Contextual Definitions

      Drag words to match with their definitions. Progress: 0/8 words attempted

      You must attempt to move all words to complete the exercise.

      Words

      Definitions

      Changing a planet to make it more Earth-like
      Gases that trap heat and warm a planet
      Tiny particles released into the air that can affect temperature
      Microbes that can live in very harsh conditions
      Using electricity to split water into oxygen and hydrogen
      A large enclosed space where people can control air and climate
      Untouched history or evidence of how a planet naturally developed
      A system that reuses resources with little or no waste

      Match Words from the Article to Their Contextual Synonyms

      Drag words to match with their definitions. Progress: 0/8 words attempted

      You must attempt to move all words to complete the exercise.

      Words

      Definitions

      planetary engineering
      heating
      introduce
      enclosed structure
      splitting water
      untouched
      self-sustaining
      research brief

      Discussion Questions

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      What small experiment would you run first to test safe warming on Mars, and why?

      If microbes could help create oxygen, what controls should prevent harm to possible native life?

      How should scientists balance learning from Mars’s natural history with the wish to make it livable?

      Which Earth problems (water, food, energy) might benefit from Mars-ready technologies right now?

      At what point should the conversation move from “research only” to larger field tests? What evidence would you need?

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      Greening Mars: From Big Idea to Careful Research

      Greening Mars: From Big Idea to Careful Research

      October 19, 2025•5 min read•Technology•Intermediate