The U.S. Geological Survey (USGS) maintains a coal quality database of national scope with generated data on more than 13,000 samples collected by the USGS and cooperative state geological surveys.
Contains published coal-resource estimates for coal bearing states listed by state, county, coal field, geologic age, formation, rank, coal thickness, overburden thickness, and reliability of resource estimates ,and is georeferenced by county.
The commercial site for Clean Energy Technology promotes an environmentally sound, efficient and cost effective alternative to the current use of fossil fuels and alternate energy sources in the fields of electricity generation, heavy industry and heavy transport.
The Coal Technology Association and The International Technical Conference on Coal Utilization and Fuel Systems The annual International Technical Conference.
The commercial site for GNE is launching point for a pollution control technology dedicated to developing and marketing advanced energy technologies that create valuable product out of waste and improve the environment for the benefit of humanity with GNEs "Coal Clean Burning" technology is an innovative solution to todays energy and environmental concerns.
The Top 100k web site
retains the right to choose top sites for all categories. These subjective choice
allows us to maintain the integrity of this web site.
Descriptions submitted
may be altered to better suit our users or for any other reason. Sponsors
may receive preferential placement or treatment.
