ライフサイエンスコーパス: coal ash

1 n and the magnitude of its mobilization from coal ash.

2 ressures also present opportunities to reuse coal ash.

3 wever, the quality and quantity of discarded coal ash across the U.S. are not well known, even though

4 han 2 Gt of coal combustion residuals (i.e., coal ash) are stored in hundreds of disposal units.

5 opic fingerprints that are characteristic of coal ash at all but one site.

6 d estimates of the relative contributions of coal ash, Clinch River, and Emory River sediments for a

7 tations from 1973 to 2022 and was trained on coal ash composition data, showing that coal ash element

8 Coal ash disposal exposes communities to heavy metals an

9 pills and chronic leaking of coal ash ponds, coal ash disposal has only been partially regulated, and

10 /flooding and direct effluent discharge from coal ash disposal sites.

11 gions where native sediments were mixed with coal ash (e.g., less than 28% as coal ash in the Emory R

12 d on coal ash composition data, showing that coal ash elemental composition is strongly associated wi

13 earth elements (REEs) extraction from legacy coal ash enables simultaneous waste valorization and rem

14 An assessment of the 2015 Coal Ash Final Rule is also presented, along with needs

15 ther material innovations that would utilize coal ash harvested from disposal sites across the U.S. S

16 ith the Emory River are affected by Kingston coal ash; however, the relative contribution of the coal

17 Given the large number of coal ash impoundments throughout the United States, the

18 mandate the closure or retrofitting of most coal ash impoundments, presenting significant challenges

19 e model for the major element composition of coal ash in reserve at disposal sites of major U.S. coal

20 mixed with coal ash (e.g., less than 28% as coal ash in the Emory River).

21 The risk of the mobilization of coal ash into the environment has highlighted the need f

22 Overall, As in coal ash is not environmentally stable and can participa

23 This coal ash may have provided substrates (such as sulfate)

24 assessment of the environmental behavior of coal ash, particularly with respect to toxic trace eleme

25 ates, the systematic evidence for leaking of coal ash ponds shown in this study highlights potential

26 , provide strong evidence for the leaking of coal ash ponds to adjacent surface water and shallow gro

27 ophic coal ash spills and chronic leaking of coal ash ponds, coal ash disposal has only been partiall

28 Carolina) to evaluate possible leaking from coal ash ponds.

29 s potential environmental risks from unlined coal ash ponds.

30 Elevated concentrations of toxic elements in coal ash pose human and ecological health risks upon rel

31 ms and is also promising for waste glass and coal ash recycling.

32 delta(202)Hg values for Kingston coal ash released into the Emory River in 2008 are signi

33 Sr isotopic analyses, revealing unmonitored coal ash releases over the past 40 to 70 years preserved

34 At the natural pH of coal ash samples (from pH 7.6 to 9.5), the leachable Se

35 We used coal ash samples from the Tennessee Valley Authority (TV

36 ion spectroscopic analyses showed that Se in coal ash samples was a mixture of elemental Se(0) and Se

37 states, we aimed to define Se speciation in coal ash solids and examine the relationships between Se

38 currence of hundreds of thousands of tons of coal ash solids mainly resulting from high-magnitude sto

39 1) the 2008 Tennessee Valley Authority (TVA) coal ash spill affected waters; (2) CCR effluents from p

40 ansport of Hg-impacted river sediment near a coal ash spill at Harriman, Tennessee, USA.

41 The Tennessee Valley Authority Kingston coal ash spill in December 2008 deposited approximately

42 TVA)-Kingston fossil plant and the site of a coal ash spill that occurred in 2008 in Tennessee.

43 in the sediments of the Emory River near the coal ash spill, total mercury concentrations were 3- to

44 ta bicolor) from a site impacted by a recent coal ash spill.

45 ity and human health risks from catastrophic coal ash spills and chronic leaking of coal ash ponds, c

46 Selenium (Se) in coal ash spills poses a threat to adjacent ecosystems be

47 Future risk assessments of coal ash spills should consider not only the leaching po

48 from 263 children living within 10 miles of coal ash storage facilities in Jefferson and Bullitt Cou

49 ogether in the nails of children living near coal ash storage facilities.

50 l power plants are producing huge amounts of coal ash that may be applied to a variety of secondary u

51 h; however, the relative contribution of the coal ash varies among sampling sites.

52 of the total mercury in sediments containing coal ash was present as methylmercury.

53 ation to enable effective REEs recovery from coal ash wastes.