In the United States, coal mines must be roof-bolted. Dragline excavators are mining machines that consist of a large bucket suspended from a boom with wire ropes. They are used mainly in open pit ...
Mexican President Claudia Sheinbaum has announced that her government will review a controversial bill, approved by the lower chamber of Congress in August, which aims to ban open-pit mining.
The new government of Honduras has announced that it will ban open-pit mining in the Central American nation. The government, which was sworn in last month, also said that it would cancel ...