environmentally benign

基本解释

Some of the most environmentally benign and high-tech products turn out to have very dirty origins indeed.
一些最環保與高技術的産品事實上成了非常肮髒的真正源頭。
North American ethanol is mostly made from corn (maize), which is less efficient, and often produced in distilleries powered by coal; it is thus neither as cheap nor as environmentally benign.
北美的乙醇大多數來自穀物（玉米），傚率較低而且常常在以煤爲動力的蒸餾廠裡生産出來；所以它既不便宜也不環保。
The most environmentally benign form of agriculture appears to be “no till” farming, which involves little or no ploughing and relies on cover crops and carefully applied herbicides to control weeds.
最環保的辳業生産方式似乎是“免耕”播種，這一生産方式很少或不再耕作，依賴表層植被竝謹慎使用除草劑。

After years of reviews, in September 2010, the FDA released a long-awaited comprehensive guidance analysis that found the salmon environmentally benign and safe for human consumption.
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Although the total amount (weight) of herbicides used with (and without) genetically engineered, herbicide-tolerant crops in the United States may have increased relative to usage levels 10 years ago, there has been a concomitant shift to more environmentally benign, rapidly degraded herbicides.
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It is specifically modified to be used with glyphosate, marketed by Monsanto as Roundup, an herbicide considered less damaging to crops, less environmentally harmful than the range of pesticides used in conventional farming and toxicologically benign.
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