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Male Fish Mutating into Females because of Waste Chemicals
Tougher controls should be considered on chemicals that can feminise male fish and cause other “sub-lethal” effects, a leading ecotoxicologist has said.

Nearly 10 years after he helped reveal how significant an impact human drugs were having on wildlife, Professor Charles Tyler has warned that scientists are becoming increasingly concerned about the consequences of thousands of waste substances.

Some are from industrial processes, but others are drugs taken by people that then pass through them and into the sewers or are simply flushed directly into the toilet.



 
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Lack of Saltwater in Laguna Lake Equals Hyacinth Boom - Fishermen struggle to cross a sea of water hyacinths at Laguna de Bay as they approach the Cardona Municipal fish port in the province of Rizal on Friday. A state of calamity has been declared in 14 barangays in Cardona town as at least 8,600 fisherfolk are affected by the plants clogging a portion of the lake, according to municipal officials.


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