A waste pit near a number of Detroit auto factories fills with a rainbow of unidentified substances.

图中的填埋坑位于许多底特律汽车制造厂商的附近，里面填满的不明物质形成了一道彩虹般的风景。

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This image shows another waste pit at a hydro-fracing drill site. Again, we see a waste pit for drilling mud.

这个废料坑位于一处水力压裂钻探场，它再次揭示了对废料坑的再次开采。

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HIDDEN behind a row of trees and a rusted barbed-wire fence on a rutted dirt road in the Ecuadorean jungle, Shushufindi 61, a pit in which oil waste is dumped, is hardly a beauty spot.

在厄瓜多尔舒舒分地61区的热带丛林中，一排排的树木和生锈的带刺铁丝围栏之后，藏匿着一处石油废料倾倒坑，周围肮脏的地上尚留有车辙。

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She explains that you can make a compost pile or dig a pit or use a waste container with holes cut in the side.

VOA: special.2009.06.23

While we focused on waste removal, our ore release from the open pit suffered and we dipped into our lower-grade stockpile to feed the mill.

FORBES: Pan American 3Q Silver Output Lifted By Newly Acquired Dolores Mine; Adjusted Earnings Fall