Some of the more radical proposals to address and mitigate climate change involve geoengineering, which involves deliberately modifying Earth's climate. Evaluate how the actions listed would affect the global climate and global biogeochemical cycles by answering the questions that follow.
Option 1: Plant more trees.
Option 2: Build one or more giant reflective mirrors and send them into Earth's orbit.
Option 3: Fertilize ocean water with iron.
Option 4: Spray sulfuric acid as aerosol into the stratosphere.
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Suppose global temperature suddenly increases by 4°C. If this sudden increase imperiled many of the species on Earth, which of the four options would decrease global temperatures most quickly and be easiest to implement on short notice?

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The Answer of Some of the more radical proposals to address and mitigate climate change involve geoengineering, which involves deliberately modifying Earth's climate. Evaluate how the actions listed would affect the global climate and global biogeochemical cycles by answering the questions that follow.
Option 1: Plant more trees.
Option 2: Build one or more giant reflective mirrors and send them into Earth's orbit.
Option 3: Fertilize ocean water with iron.
Option 4: Spray sulfuric acid as aerosol into the stratosphere.
-
Suppose global temperature suddenly increases by 4°C. If this sudden increase imperiled many of the species on Earth, which of the four options would decrease global temperatures most quickly and be easiest to implement on short notice?

Some of the More Radical Proposals to Address and Mitigate