from Reuters: Environment https://reut.rs/2GX7yjM
Thursday, May 2, 2019
Mine versus lab: how green is your diamond?
Mined diamonds are less carbon-intensive than man-made, but their producers should use more green energy, according to a study commissioned by the natural diamond industry, highlighting tensions between the mined and lab-grown sectors.
from Reuters: Environment https://reut.rs/2GX7yjM
from Reuters: Environment https://reut.rs/2GX7yjM
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U.S. EPA receives 52 new petitions for retroactive biofuel blending waivers
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