officials say it will cost $14 billion to upgrade aging wastewater facilities that are dumping nutrients from treated human sewage into San Francisco Bay, which are feeding a giant algae bloom that has lingered for more than two months and killed tens of thousands of fish.The algae bloom, which appeared in late July, has grown to an immense size because of the tons of nutrients from urine and feces of the eight million Bay Area residents that is released into the waters daily - one plant alone dumps 85 million gallons a day that contains 5.5 tons of nitrogen.Scientists say the bloom was triggered by , but its size, amount of organisms and how long it has lasted is due human waste.
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