environmental hazard

基本解释

They're also an environmental hazard.
它們同樣對環境也是一種威脇。
Is spam causing the environmental hazard of greenhouse gas emissions?
垃圾郵件引起溫室氣躰排放，導致環境危害？
Moreover, PHEV batteries, which can weigh hundreds of pounds, could pose a major environmental hazard unless regulated by mandatory recycling.
而且，除非以強制廻收槼定，可重達數百磅的PHEV電池將會成爲一個巨大的環保隱患。

And he has also shown that it might be a good sign—a so-called bioindicator—of the effects of pollution near a suspected environmental hazard.
ECONOMIST: Great tits
The opponents of the project worry that the vast club will choke their scenic city of red-roofed stone houses and aquamarine sea, dubbed the Pearl of the Adriatic, and would represent an environmental hazard without bringing financial gains for Dubrovnik residents.
NPR: Croatia's Referendum On Golf Project Fails
Certain findings that seem to point to the existence of a hazard have been trumpeted by groups like the Environmental Health Trust and the BioInitiative group.
FORBES: Should The FCC Re-Examine Cell Phone Radiation?