Monitoring and early warning is a prerequisite to take emergency action against heavy pollution.

China has been consuming coal as its main energy source, bringing about a series of negative repercussions.

To ensure China's energy security and promote energy production and consumption reforms, the country vitally needs to develop the natural gas industry.

The exploitation of coalbed methane (CBM) and turning it into something beneficial and profitable has social and economic significance.

The economic slowdown poses challenges for the transformation of resource-based cities. Taking the city of Yulin in Shaanxi province as the object of study, this report finds difficulties with the transformation of resource-based cities.

The development of clean gas energy such as natural gas, shale gas, coalbed methane, coal gas, and gas hydrate will alleviate the tremendous pressure the country faces in energy security, environmental protection and reduction of pollutant emissions.