Ring
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Environment
The mercury concentration in the tree ring may allow the tree to become a “witness” to illegal gold mining activities in the Amazon
Mining often occurs in artisans and small-scale mining operations that burn gold-mercury amalgams to extract gold particles. Credit: Simon Topp. For hundreds of years, Amazon has been misused for money. Today, precious metals are required in the same way, but the remaining small gold particles are much more difficult to find. Mining often occurs in artisans and small-scale mining operations…
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Other Sciences
Saturday Quote: Leaky Continental Plate, Talking Monkey, Einstein Ring
This new image features a rare cosmic phenomenon known as the Einstein Ring. At first, what appears to be a single galaxy of strange shapes is actually two galaxies separated far apart. The nearby galaxies sit in the center of the image, but the galaxies in the more distant background appear to be wrapped around the galaxies in the more…
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