05/17/2010 11:37 am ET | Updated May 25, 2011

Damage From Oil Industry Is Chronic Problem, But Goes Unnoticed

There's no denying that the rust-red plumes of oil and tar balls in the Gulf of Mexico are a potential ecological calamity for American Southern shores. More than half the petroleum consumed in this country, however, is imported from other countries, where damage from exploration and drilling is more common but goes largely unnoticed.

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