Heavy metals naturally occur in the Earth's crust, but human activities can increase their concentration in the environment, ...

Following the death of a large number of ornamental fish on Saturday in a pond at Jialing Park in Southwest China's Chongqing Municipality, which garnered public attention in recent days ...

"According to the IUCN, the population of Chinese bahaba, also called the yellow-lipped fish, in the wild has declined markedly over the past 50 years," said Huang Honghui, a researcher at the ...