describe one environmental impact sulfur content remaining coal

c Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy (2 pts ) d Other than mining and reclamation describe TWO environmental impacts of using coal for energy (2 pts ) e Explain why per capita coal consumption in the United Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy Other than mining and reclamation describe TWO environmental impacts of using coal for energy Explain why per capita coal consumption in the United States is likely to increase

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Lindsey Barnett AP Environmental Science Free Response Question March 21 2011 (A) There are three main steps that are taken to restore the land after the overburden has been replaced One step is recontouring or regarding land to its original topography Then Replacing or adding topsoil and nutrients as needed to improve the soil quality and structure

The environmental impacts of coal cleaning were compared with other sulfur removal strategies such as FGD and the use of low-sulfur coal and similarly cost comparisons were made among the various alternatives for SC2 control Comparisons were made also between 32

UNITED STATES LOW SULFUR COAL RESERVES AN ASSESSMENT OF ALTERNATIVE ESTIMATES Task Ordar No 9 Contract No 68-02-1452 Prepared For The ENVIRONMENTAL PROTECTION AGENCY Research Triangle Park Durhaia North Carolina 27711 t- O f fc' J

Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy Other than mining and reclamation describe TWO environmental impacts of using coal for energy Explain why per capita coal consumption in the United States is likely to increase

(c) Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy (d) Other than mining and reclamation describe TWO environmental impacts of using coal for energy


Coal

Coal mining can impact local water supplies in several ways Streams may be blocked increasing the chances for flooding Toxins often leach into groundwater streams and aquifers Coal is one of the most controversial energy sources in the world The advantages of coal mining are economically and socially significant However mining

18/03/2015Moisture held within the coal itself is known as inherent moisture and is analyzed quantitatively Moisture may occur in four possible forms within coal Sulphur The sulfur content of coal can be as high as 3% with some in the form of the iron sulfate mineral pyrite and some bound in the remaining organic matter Volatile matter

Although lower production costs influenced this transition so did the coal's sulfur content The Clean Air Act especially after amendments passed in 1990 drove a shift toward low-sulfur coal as one of the main methods of reducing sulfur dioxide emissions from coal plants Since the predominantly subbituminous coal west of the Mississippi

1 (b) Coal is a fossil fuel Coal contains the elements hydrogen sulfur oxygen and carbon Name two products of burning coal that have an impact on the environment What impact does each of the products you named have on the environment? [4 marks]

Land restoration may be difficult in some regions due to factors such as the local climate the thickness of the coal seam the extent of the overburden and the sulfur content of the coal (a) Describe the steps that should be taken to restore the land after the overburden has been replaced (b) Explain why the restoration of the land would

Fly ash was investigated with a variety of chemical mineralogical petrographic and microbeam techniques from three coal-fired units at two Kentucky power plants Two units burn high-sulfur Illinois Basin high volatile bituminous (hvb) coal and the third unit burns a ∼70:30 blend of high-sulfur Illinois Basin hvb coal and low-sulfur relatively high-CaO Powder River Basin subbituminous coal

The environmental impact of the coal industry includes issues such as land use waste management water and air pollution caused by the coal mining processing and the use of its products In addition to atmospheric pollution coal burning produces hundreds of millions of tons of solid waste products annually including fly ash bottom ash and flue-gas desulfurization

If the coal contains high levels of sulfur—as does most coal from the eastern US—it must be cleaned and refined before it's burned in a power plant This process involves crushing and washing the coal to remove waste materials The purified coal is then transported to its final destination leaving behind coal slurry a watery waste that

The Effects Of Excess Sulfur On Clinker Properties_

THE EFFECTS OF EXCESS SULFUR ON CLINKER PROPERTIES By: IEEE-IAS Cement Industry Committee David S Fortsch Senior Process Engineer - Manager of Milling Technology F L Inc ABSTRACT It has long been known that excess sulfur in clinker can lead to operational changes in the pyroprocessing system

(c) Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy (d) Other than mining and reclamation describe TWO environmental impacts of using coal for energy

Qc describe one environmental impact that sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy sulfur in coal and tailings may dissolve in water that percolates through them to form sulfuric acid which results in reduced plant growth/animal distribution

In the United States the evolution of environmental management is essentially a 20 th Century story Before that except perhaps for places like New York it was rare to foul our nest New York fouled its nest early so many of today's environmental management concepts started in

Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy The sulfur in the coal and tailings may dissolve in water that percolates through them to form sulfuric acid which results in acidification of the surrounding soil

International Journal of Oil Gas and Coal Technology (70 papers in press) Regular Issues Investigating reservoir stresses and strain effects during production from Coal Bed Methane gas reservoir on reservoir properties and gas production- A numerical study

Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy Other than mining and reclamation describe TWO environmental impacts of using coal for energy Explain why per capita coal consumption in the United States is likely to increase

Coal mining is the process of extracting coal from the ground Coal is valued for its energy content and since the 1880s has been widely used to generate electricity Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production

Air Pollution Challenges: Common Pollutants Great progress has been made in achieving national air quality standards which EPA originally established in 1971 and updates periodically based on the latest science One sign of this progress is that visible air pollution is less frequent and widespread than it was in the 1970s

(c) Describe one environmental impact that the sulfur content of the remaining coal and the tailings would have on the reclamation process and suggest a possible remedy (d) Other than mining and reclamation describe TWO environmental impacts of using coal for energy

International Journal of Coal Geology 75 (2008) 93–104 Contents lists available at ScienceDirect International Journal of Coal Geology j o u r n a l h o m e p a g e : w w w e l s ev i e r c o m / l o c a t e / i j c o a l g e o Environmental characterization of burnt coal gangue banks at Yangquan Shanxi Province China X Querol a ? M Izquierdo a E Monfort b E Alvarez c O Font a

Most of these facilities have subsequently been closed and demolished or have replaced their fuel supplies with a simpler one such as gas or No 2 oil The high sulfur content of No 6 oil—up to 3% by weight in some extreme cases—had a corrosive effect on many heating systems (which were usually designed without adequate corrosion

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