10 Companies That Are The Biggest Polluters in the World

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9. Pemex

Total greenhouse gas emissions from 1965 to 2017 (in billion tonnes of carbon dioxide equivalent): 22.65

Percentage of total greenhouse gas emissions from 1965 to 2017: 1.67%

Pemex is a Mexican company, and was in 1979 responsible for one of the largest oil spills in history among numerous other environmental concerns.

Pixabay/Public Domain

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