geoengineering - definition and synonyms

noun [uncountable] 

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/ˌdʒiːəʊendʒɪnˈɪərɪŋ/
  1. 1
    action on a large scale taken to change an environmental process that affects the earth’s climate, in order to reduce or reverse the effects of climate change

    If the conclusion is that we shouldn’t try geoengineering, maybe that means we should try something else.

  2. 2
    the discovery, development, production and use of resources that are found below the earth’s surface