23098
In recent years , the toxin has become the focus of public attention , due to the mass development of cyanobacteria ( cyanobacterial blooms ) in freshwater bodies triggered by eutrophication and climate change .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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