Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Methane leaks from oil and gas facilities are among the most insidious causes of global warming, not least because they are largely unavoidable.
Source: https://www.discovermagazine.com/environment/how-to-identify-secret-methane-leakers