Recently fish populations have recovered as release of industrial pollutants has declined and the lake's waters have become cleaner.

最近，随着工业污染物排放的减少和湖水的清洁，鱼类数量有所恢复。

youdao

Although treatment and disposal of health-care waste reduces risks, indirect health risks may occur through the release of toxic pollutants into the environment through treatment or disposal.

尽管对卫生保健废物进行处理和处置可以减少风险，但处理或处置过程中有毒污染物可能被释放到环境中，从而造成间接健康风险。

youdao

Microbial amount plays a key role in kinetics of pollutants release from sediments. The new method can measure microorganism amount rapidly.

微生物数量在底泥污染物释放动力学中起着关键性作用，新型方法可以快速检测微生物总量。

youdao

The flaring of natural gas, which often accompanies oil production, produces an array of air pollutants, and leaks and spills release toxins ranging from volatile chemicals, like benzene (a known carcinogen), to much heavier compounds, like benzopyrene (another known carcinogen).

NEWYORKER: Unconventional Crude