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Geo-engineering Glossary

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Afforestation

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Terms in this set (12)

Engaging in a global-scale tree planting effort.

Ocean fertilisation

Adding nutrients to the ocean in selected locations to increase primary production which draws down carbon dioxide from the atmosphere.

Ocean Alkalinity

Grinding up, dispersing, and dissolving rocks such as limestone, silicates, or calcium hydroxide in the ocean to increase its ability to store carbon and directly ameliorate ocean acidification.

Space Reflectors

Techniques aim to reflect a small
proportion of the Sun's energy back
into space, counteracting the
temperature rise caused by
increased levels of greenhouse gases

Stratospheric aerosols

Introducing small, reflective particles into the upper atmosphere to reflect some sunlight before it reaches the surface of the Earth.