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Listed under: Science > Environmental management > Pollution > Water pollution

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Foreign Correspondent: Mesoamerican Reef threatened

TLF-IDM017473

The Mesoamerican Reef, just off the shore of Mexico's Yucatán Peninsula, is under major threat. Listen to oceanographer Roberto Iglesias-Prieto explain how untreated wastewater affects the underground river system and the reef.

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Wastewater: treated well, it's not just a waste

TLF-IDM018171

This set of three short videos shows the treatment processes for wastewater in a first world community. Process engineers talk about wastewater and how they treat it.