The extraction of gas and oil by fracking—large-scale fracturing of underground rocks by injecting water, sand and additives—is generating growing concern in Argentine Patagonia. Neuquén province—home to the country's largest hydrocarbon reserves—has experienced an increase in earthquakes since fracking operations began there in 2015.

The extraction of gas and oil by fracking—large-scale fracturing of underground rocks by injecting water, sand and additives—is generating growing concern in Argentine Patagonia. Neuquén province—home to the country’s largest hydrocarbon reserves—has experienced an increase in earthquakes since fracking operations began there in 2015.

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