A common type of coal extraction, called open-cast or open-pit mining, involves digging a wide pit right at the Earth's ...

have assessed the impact of mining dust on forests in Eastern India, which is home to some of the world's major open-pit coal mines. The work is published in the Journal of Geophysical Research ...

Zhunneng mine ecological park in the banner features the Heidaigou and Khar Us open-pit coal mines, once the largest mines in Asia with a total annual production capacity of 69 million metric tons.

Thar Coalfield Block-1 open-pit coal mine project covers 150 km² area with approximately coal reserve of 2.6 billion tons within the block. Furthermore, the project has been placed at a favorable ...