Why does Zhenlong's water change color?

Generally, there are several cases of water discoloration: its own water body changes (algae multiply too fast in summer, plankton is too much or the composition of fish and shrimp in water changes greatly); Industrial wastewater and waste residue pollution; Geological changes; This is caused by the weather. If you are worried about affecting your health, you can take water samples to the local epidemic prevention department for testing or report them to the environmental protection department of the local government for testing.