The phrase "a decrease in coal" is correct and usable in written English.
It can be used when discussing a reduction in the amount or usage of coal, often in the context of energy production or environmental impact.
Example: "The report highlighted a decrease in coal consumption over the past decade, indicating a shift towards renewable energy sources."
Alternatives: "a reduction in coal" or "a decline in coal".
Fossil fuels extraction within the EU decreased significantly, from around 900 million tonnes in 1995 to around 570 million tonnes in 2011, in particular due to a decrease in coal mining.
Analysis of the potential impacts of this permeability decline on the CSG reservoir gas productivity are beyond the scope of this study, but we do acknowledge that such a decrease in coal permeability would likely have a large negative impact on the productivity of a coal seam.
A decrease in coal consumption by China as well as increased use of renewables and decreased growth in demand for oil and gas.
The mechanization of above-ground mountaintop removal has prevented any diversified economy and led to a decrease in coal mining jobs in some of the highest poverty stricken strip-mining areas.
Furthermore, a decrease in the coal feed rate could lower the moisture content, and a high rotational speed of the rotary blades could slightly reduce the moisture content as well.
The increased cutting capability of modern mining machines combined with a gradual decrease in coal seam thickness has resulted in an increase in the OSD in the run-of-mine (ROM) coal.
From the environmental perspective, the energy structure would be improved by the reform policy, with a sharp decrease in coal consumption but increases in the consumptions of cleaner energy forms.
Second, in a report that the agency released last week, California saw a 96% decrease in coal-fueled electric power consumption during the same time frame.
Dr. Trijonis attributed the more recent haze reduction in the Northeast to a decrease in the burning of coal, and the stabilization in the Southeast to a leveling off of emissions from coal burning.
Notably, a decrease in the share of coal occurred during the period of 1990 2013, primarily because of the accelerating cleaning process of coal (Table 4).
Models did not predict a change in life expectancy with increased electricity use, but did predict a decrease in life expectancy with increased coal consumption in countries with moderate infant mortality and life expectancy in 1965.
