Oil-tainted lake a symptom, and symbol, of Venezuela's collapse

A putrid smell hangs over the black-stained shores of Lake Maracaibo in Venezuela, where an oil slick is emblematic of the steep decline in the country's once-enviable petroleum industry. - 'The lake is lost' - A few oil pumps still operate on Lake Maracaibo's polluted shore, but dozens of machines stand idle.

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