hazard environmental

Is spam causing the environmental hazard of greenhouse gas emissions?

垃圾邮件引起温室气体排放，导致环境危害？

"It's more of an occupational hazard than a general environmental hazard, " he says. "The miners are surrounded by rocks and sloshing through ground water that is exuding radon."

“这更像职业危害而不是环境危害”他说，“矿工被岩石包围着，还要涉过释放氡的地方积水”。

They're also an environmental hazard.

它们同样对环境也是一种威胁。