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Put lime into oceans to absorb CO2

RELATED ARTICLESExplain
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Anthropogenic Climate Change
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Responding to climate change?
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Immediate action required
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How to reduce the risks/impact of climate change?
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Geoengineering
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CO2 management
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Put lime into oceans to absorb CO2
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Heat limestone until it breaks down in lime and CO2
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Lime absorbs double the CO2 that's released during its manufacture
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Manufacture of lime from limestone is very energy intensive
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Increase carbon-capturing biota
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Develop subterranean buildings and infrastructure
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Engineered silicate weathering
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Remove excess CO2 out of air and pump it underground
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