Lawmaker Edward Lau says decision to suspend work at Fanling Area 17 site stemmed from unexpected challenges with digging ...

“When you start naming geologic-time terms, you need to define what exactly the boundary is, where it appears in the rock strata,” says Whitney Autin, a stratigrapher at the SUNY College of ...

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Therefore, it is necessary to carry out monitoring and evaluation research on the risk of instability and disaster caused by the linkage of residual coal pillars and rock strata. The challenge of ...