Comprehensive statistics on opencast coal have, in the past, been collected and published by the Planning Officers ' Society.
Fossil fuel power, acid rain, global warming, opencast coal mining, more cancer.
This in conjunction with the emerging foreign opencast mining, reduced the price of tin put the Cornish mining industry under dire financial pressure.
The opencast coal mining industry has been made to appear a political pariah with the result that hundreds of jobs have been lost.
The alluvial deposits are almost invariably worked opencast, those of the Malay Peninsula and Archipelago chiefly by Chinese labour: in a few instances hydraulic mining has been resorted to, and in other cases true underground mining is carried on; but the latter is both exceptional and difficult.
The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.