However, there are serious issues, such as a waste of resource, disordered mining and environment pollution during development of coal resource.

但在煤炭资源开发过程中，尚存在着资源浪费，开发秩序混乱以及环境污染等严重问题。

youdao

However, the resource-bearing regions distribute uneven. The conditions of complex coal mining technology and biological environments limit the coal resource development of energy bases.

但是，我国煤炭资源地域分布不均衡，复杂的煤矿开采技术条件和生态环境制约着我国能源基地煤炭资源的开发。

youdao

He worked at mining firms like Newmont Mining, where he was director of business development, before joining Resource Capital in 2000, working out of its Denver office.

FORBES: The Money Man Behind America's Rare Earth Minerals