In this study, 96 water samples were collected from the Tigris River within Baghdad city. These samples were used for studying the physical and chemical paramet
Oyster shells have received attention for use as a calcium resource. For this study, calcium phosphate was prepared from phosphoric acid and oyster shells. The
By a pot experiment, two kinds of crop stubble (wheat, soybean) were added into continuous cropping soil of cucumber according to different quantity (0.5%, 1% a
A proper assessment of the rate of unsustainable consumption of biomass fuel is important to determine the extent of the consequent environmental effects. In th
The Texas High Plains faces projections of increasing temperature and declining precipitation in the future on account of its semi-arid climate. This research e
Powder River Basin (PRB) coal in Wyoming and Montana is used to produce 18 percent of the electricity consumed in the United States. Coal production from the PR