Lev1: COAL FLY ASH//FLY ASH DEPOSITS//FOSSIL FUEL ENVIRONM GEOCHEM GRP - Statistics for Countries

Statistics per Country

Number of publications, full counts

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 97 168 162 214 257 898
2 United States 47 58 44 41 46 236
3 India 12 23 47 66 83 231
4 China . 5 10 19 37 71
5 Australia 2 7 14 13 16 52
6 Turkey 1 2 14 12 5 34
7 Japan 3 2 5 13 9 32
8 South Africa 1 2 1 7 20 31
9 United Kingdom 3 8 8 4 3 26
10 Spain 5 . 6 6 7 24
11 Greece 1 4 4 6 8 23
12 Canada 2 9 4 5 1 21
13 Poland 1 6 1 6 6 20
14 France 3 4 3 2 7 19
15 Korea, Republic of . 2 4 5 8 19
16 Republic of Serbia . . . 6 10 16
17 Israel 3 6 3 1 1 14
18 Italy 2 9 1 . 2 14
19 Netherlands 3 5 3 . 1 12
20 Germany 1 1 3 3 3 11
21 Hong Kong 1 10 . . . 11
22 Denmark 1 2 . 2 3 8
23 Brazil 2 1 . 1 2 6
24 Czech Republic . 2 2 . 2 6
25 Hungary 2 3 1 . . 6
26 Malaysia . . 1 1 3 5
27 New Zealand . 1 1 . 3 5
28 Sweden . 2 1 2 . 5
29 Finland 1 1 . 2 . 4
30 Romania . . . 1 3 4
31 Taiwan . . 1 3 . 4
32 Thailand . 1 . 1 2 4
33 Bulgaria . 1 . 1 1 3
34 Chile . . . 1 2 3
35 Estonia . 1 1 1 . 3
36 Nigeria . 1 . 1 1 3
37 Serbia Montenegro . . 1 2 . 3
38 Slovak Republic . 1 1 . 1 3
39 Yugoslavia . 2 1 . . 3
40 Austria . . . 1 1 2
41 Egypt . . . 1 1 2
42 Morocco . . 1 1 . 2
43 Norway . 1 . . 1 2
44 Pakistan . . . . 2 2
45 Sri Lanka . . . 1 1 2
46 Argentina . . . . 1 1
47 Bosnia and Herzegovina . . . 1 . 1
48 Colombia . . . . 1 1
49 Croatia . . . 1 . 1
50 Cuba . . . . 1 1
51 Czechoslovakia 1 . . . . 1
52 Ethiopia 1 . . . . 1
53 Iceland . 1 . . . 1
54 Nepal . . . . 1 1
55 Oman . . . . 1 1
56 Russian Federation . . . 1 . 1
57 Saudi Arabia . . . . 1 1
58 Uganda . . 1 . . 1
59 United Arab Emirates . . . 1 . 1

Number of publications, full counts



Bar chart of publication_year

Share of the total number of publications in the field, full counts (%)

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 100.0 100.0 100.0 100.0 100.0 100.0
2 United States 48.5 34.5 27.2 19.2 17.9 26.3
3 India 12.4 13.7 29.0 30.8 32.3 25.7
4 China . 3.0 6.2 8.9 14.4 7.9
5 Australia 2.1 4.2 8.6 6.1 6.2 5.8
6 Turkey 1.0 1.2 8.6 5.6 1.9 3.8
7 Japan 3.1 1.2 3.1 6.1 3.5 3.6
8 South Africa 1.0 1.2 0.6 3.3 7.8 3.5
9 United Kingdom 3.1 4.8 4.9 1.9 1.2 2.9
10 Spain 5.2 . 3.7 2.8 2.7 2.7
11 Greece 1.0 2.4 2.5 2.8 3.1 2.6
12 Canada 2.1 5.4 2.5 2.3 0.4 2.3
13 Poland 1.0 3.6 0.6 2.8 2.3 2.2
14 France 3.1 2.4 1.9 0.9 2.7 2.1
15 Korea, Republic of . 1.2 2.5 2.3 3.1 2.1
16 Republic of Serbia . . . 2.8 3.9 1.8
17 Israel 3.1 3.6 1.9 0.5 0.4 1.6
18 Italy 2.1 5.4 0.6 . 0.8 1.6
19 Netherlands 3.1 3.0 1.9 . 0.4 1.3
20 Germany 1.0 0.6 1.9 1.4 1.2 1.2
21 Hong Kong 1.0 6.0 . . . 1.2
22 Denmark 1.0 1.2 . 0.9 1.2 0.9
23 Brazil 2.1 0.6 . 0.5 0.8 0.7
24 Czech Republic . 1.2 1.2 . 0.8 0.7
25 Hungary 2.1 1.8 0.6 . . 0.7
26 Malaysia . . 0.6 0.5 1.2 0.6
27 New Zealand . 0.6 0.6 . 1.2 0.6
28 Sweden . 1.2 0.6 0.9 . 0.6
29 Finland 1.0 0.6 . 0.9 . 0.4
30 Romania . . . 0.5 1.2 0.4
31 Taiwan . . 0.6 1.4 . 0.4
32 Thailand . 0.6 . 0.5 0.8 0.4
33 Bulgaria . 0.6 . 0.5 0.4 0.3
34 Chile . . . 0.5 0.8 0.3
35 Estonia . 0.6 0.6 0.5 . 0.3
36 Nigeria . 0.6 . 0.5 0.4 0.3
37 Serbia Montenegro . . 0.6 0.9 . 0.3
38 Slovak Republic . 0.6 0.6 . 0.4 0.3
39 Yugoslavia . 1.2 0.6 . . 0.3
40 Austria . . . 0.5 0.4 0.2
41 Egypt . . . 0.5 0.4 0.2
42 Morocco . . 0.6 0.5 . 0.2
43 Norway . 0.6 . . 0.4 0.2
44 Pakistan . . . . 0.8 0.2
45 Sri Lanka . . . 0.5 0.4 0.2
46 Argentina . . . . 0.4 0.1
47 Bosnia and Herzegovina . . . 0.5 . 0.1
48 Colombia . . . . 0.4 0.1
49 Croatia . . . 0.5 . 0.1
50 Cuba . . . . 0.4 0.1
51 Czechoslovakia 1.0 . . . . 0.1
52 Ethiopia 1.0 . . . . 0.1
53 Iceland . 0.6 . . . 0.1
54 Nepal . . . . 0.4 0.1
55 Oman . . . . 0.4 0.1
56 Russian Federation . . . 0.5 . 0.1
57 Saudi Arabia . . . . 0.4 0.1
58 Uganda . . 0.6 . . 0.1
59 United Arab Emirates . . . 0.5 . 0.1

Share of the total number of publications in the field, full counts (%)



Bar chart of publication_year

Number of publications among 10% most cited in field, full counts

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 8.3 11.6 12.1 11.4 11.5 55.0
2 United States 6.0 3.5 2.5 1.6 0.7 14.3
3 India 0.3 2.3 3.0 3.1 2.7 11.5
4 China . 0.8 0.0 0.5 5.4 6.7
5 Australia 0.0 0.0 2.8 1.5 1.3 5.6
6 Turkey 0.0 1.0 1.0 0.0 0.0 2.0
7 Japan 0.0 0.0 0.0 0.0 0.0 0.0
8 South Africa 0.0 0.0 0.0 1.0 1.0 2.0
9 United Kingdom 0.0 0.0 0.8 0.0 1.0 1.8
10 Spain 1.0 . 2.0 0.0 1.0 4.0
11 Greece 0.0 0.0 1.0 2.2 1.0 4.2
12 Canada 0.0 1.0 1.0 0.0 0.0 2.0
13 Poland 0.0 0.0 0.0 0.0 0.0 0.0
14 France 0.0 0.0 1.0 0.0 0.0 1.0
15 Korea, Republic of . 0.0 1.3 1.0 0.0 2.3
16 Republic of Serbia . . . 0.0 0.0 0.0
17 Israel 0.0 2.0 0.0 0.0 0.0 2.0
18 Italy 0.7 0.0 0.0 . 0.0 0.7
19 Netherlands 0.0 0.0 0.0 . 0.0 0.0
20 Germany 0.0 0.0 0.0 0.5 0.0 0.5
21 Hong Kong 0.3 0.3 . . . 0.7
22 Denmark 0.0 0.0 . 0.0 0.0 0.0
23 Brazil 0.0 0.0 . 0.0 0.0 0.0
24 Czech Republic . 0.0 0.0 . 0.1 0.1
25 Hungary 0.0 0.0 0.0 . . 0.0
26 Malaysia . . 0.0 0.0 0.0 0.0
27 New Zealand . 0.0 0.0 . 0.0 0.0
28 Sweden . 1.0 0.5 0.0 . 1.5
29 Finland 0.0 0.0 . 0.5 . 0.5
30 Romania . . . 0.0 0.0 0.0
31 Taiwan . . 0.0 0.0 . 0.0
32 Thailand . 0.0 . 0.0 0.0 0.0
33 Bulgaria . 0.0 . 0.0 0.0 0.0
34 Chile . . . 0.0 0.0 0.0
35 Estonia . 0.0 0.0 0.5 . 0.5
36 Nigeria . 0.0 . 0.0 0.0 0.0
37 Serbia Montenegro . . 0.0 0.0 . 0.0
38 Slovak Republic . 0.0 0.0 . 0.0 0.0
39 Yugoslavia . 0.0 0.0 . . 0.0
40 Austria . . . 0.0 0.0 0.0
41 Egypt . . . 0.0 0.0 0.0
42 Morocco . . 0.0 0.0 . 0.0
43 Norway . 0.0 . . 0.0 0.0
44 Pakistan . . . . 0.0 0.0
45 Sri Lanka . . . 0.0 0.0 0.0
46 Argentina . . . . 0.0 0.0
47 Bosnia and Herzegovina . . . 0.0 . 0.0
48 Colombia . . . . 0.0 0.0
49 Croatia . . . 0.0 . 0.0
50 Cuba . . . . 0.0 0.0
51 Czechoslovakia 0.0 . . . . 0.0
52 Ethiopia 0.0 . . . . 0.0
53 Iceland . 0.0 . . . 0.0
54 Nepal . . . . 0.0 0.0
55 Oman . . . . 0.0 0.0
56 Russian Federation . . . 0.0 . 0.0
57 Saudi Arabia . . . . 0.0 0.0
58 Uganda . . 0.0 . . 0.0
59 United Arab Emirates . . . 0.5 . 0.5

Number of publications among 10% most cited in field, full counts



Bar chart of publication_year

Share of publications among 10% most cited in field, fractionalized (%)

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 8.6 6.9 7.5 5.3 4.5 6.1
2 United States 12.9 6.2 3.7 4.2 0.9 5.9
3 India 2.8 10.5 5.7 4.7 3.5 4.9
4 China . 19.0 0.0 1.1 15.2 9.4
5 Australia 0.0 0.0 20.8 13.8 5.2 10.7
6 Turkey 0.0 50.0 5.1 0.0 0.0 5.6
7 Japan 0.0 0.0 0.0 0.0 0.0 0.0
8 South Africa 0.0 0.0 0.0 15.4 5.5 7.1
9 United Kingdom 0.0 0.0 7.3 0.0 27.3 4.6
10 Spain 20.0 . 29.4 0.0 20.8 17.7
11 Greece 0.0 0.0 10.0 33.3 13.6 14.9
12 Canada 0.0 11.1 20.0 0.0 0.0 8.3
13 Poland 0.0 0.0 0.0 0.0 0.0 0.0
14 France 0.0 0.0 54.5 0.0 0.0 6.1
15 Korea, Republic of . 0.0 26.3 20.0 0.0 12.5
16 Republic of Serbia . . . 0.0 0.0 0.0
17 Israel 0.0 33.3 0.0 0.0 0.0 15.8
18 Italy 33.3 0.0 0.0 . 0.0 5.2
19 Netherlands 0.0 0.0 0.0 . 0.0 0.0
20 Germany 0.0 0.0 0.0 23.5 0.0 5.8
21 Hong Kong 33.3 2.0 . . . 5.3
22 Denmark 0.0 0.0 . 0.0 0.0 0.0
23 Brazil 0.0 0.0 . 0.0 0.0 0.0
24 Czech Republic . 0.0 0.0 . 3.4 1.3
25 Hungary 0.0 0.0 0.0 . . 0.0
26 Malaysia . . 0.0 0.0 0.0 0.0
27 New Zealand . 0.0 0.0 . 0.0 0.0
28 Sweden . 83.3 50.0 0.0 . 41.7
29 Finland 0.0 0.0 . 20.0 . 11.6
30 Romania . . . 0.0 0.0 0.0
31 Taiwan . . 0.0 0.0 . 0.0
32 Thailand . 0.0 . 0.0 0.0 0.0
33 Bulgaria . 0.0 . 0.0 0.0 0.0
34 Chile . . . 0.0 0.0 0.0
35 Estonia . 0.0 0.0 50.0 . 16.7
36 Nigeria . 0.0 . 0.0 0.0 0.0
37 Serbia Montenegro . . 0.0 0.0 . 0.0
38 Slovak Republic . 0.0 0.0 . 0.0 0.0
39 Yugoslavia . 0.0 0.0 . . 0.0
40 Austria . . . 0.0 0.0 0.0
41 Egypt . . . 0.0 0.0 0.0
42 Morocco . . 0.0 0.0 . 0.0
43 Norway . 0.0 . . 0.0 0.0
44 Pakistan . . . . 0.0 0.0
45 Sri Lanka . . . 0.0 0.0 0.0
46 Argentina . . . . 0.0 0.0
47 Bosnia and Herzegovina . . . 0.0 . 0.0
48 Colombia . . . . 0.0 0.0
49 Croatia . . . 0.0 . 0.0
50 Cuba . . . . 0.0 0.0
51 Czechoslovakia 0.0 . . . . 0.0
52 Ethiopia 0.0 . . . . 0.0
53 Iceland . 0.0 . . . 0.0
54 Nepal . . . . 0.0 0.0
55 Oman . . . . 0.0 0.0
56 Russian Federation . . . 0.0 . 0.0
57 Saudi Arabia . . . . 0.0 0.0
58 Uganda . . 0.0 . . 0.0
59 United Arab Emirates . . . 50.0 . 50.0

Share of publications among 10% most cited in field, fractionalized (%)



Bar chart of publication_year

Field normalized citation rate (cf), fractionalized

Obs Country 1990-1994 1995-1999 2000-2004 2005-2009 2010-2014 All years
1 All countries 0.87 0.76 0.81 0.79 0.65 0.76
2 United States 1.20 0.74 0.69 0.81 0.42 0.78
3 India 0.51 0.81 0.70 0.85 0.69 0.74
4 China . 1.18 0.55 0.52 1.03 0.83
5 Australia 0.25 0.49 1.08 1.28 0.69 0.90
6 Turkey 0.10 2.97 0.85 0.39 0.91 0.81
7 Japan 0.19 0.06 0.78 0.37 0.17 0.34
8 South Africa 0.25 0.40 0.30 1.83 0.66 0.89
9 United Kingdom 0.36 0.48 0.63 0.41 1.29 0.57
10 Spain 1.00 . 2.09 0.50 1.16 1.23
11 Greece 0.34 1.53 1.45 1.94 1.14 1.42
12 Canada 0.45 0.79 0.89 0.67 0.00 0.73
13 Poland 0.29 0.48 1.32 0.56 0.63 0.59
14 France 0.19 0.88 1.81 0.56 0.92 0.86
15 Korea, Republic of . 0.26 1.00 0.87 0.26 0.63
16 Republic of Serbia . . . 0.35 0.46 0.42
17 Israel 0.42 1.59 0.33 0.37 0.00 0.92
18 Italy 1.45 0.14 0.56 . 0.00 0.34
19 Netherlands 1.06 0.80 1.06 . 0.49 0.92
20 Germany 0.14 0.51 0.34 1.47 0.65 0.68
21 Hong Kong 2.16 1.06 . . . 1.17
22 Denmark 1.98 1.02 . 0.26 0.47 0.71
23 Brazil 0.34 0.38 . 0.07 0.65 0.46
24 Czech Republic . 0.04 0.10 . 1.56 0.65
25 Hungary 0.10 0.37 0.56 . . 0.26
26 Malaysia . . 0.19 0.44 0.26 0.31
27 New Zealand . 0.10 1.56 . 0.56 0.52
28 Sweden . 4.41 2.57 0.62 . 2.45
29 Finland 0.19 0.25 . 1.42 . 0.91
30 Romania . . . 0.61 0.00 0.15
31 Taiwan . . 1.31 0.46 . 0.75
32 Thailand . 0.05 . 0.23 0.27 0.20
33 Bulgaria . 0.29 . 0.05 0.50 0.28
34 Chile . . . 0.33 0.55 0.49
35 Estonia . 0.00 0.10 1.76 . 0.62
36 Nigeria . 0.22 . 0.09 0.58 0.24
37 Serbia Montenegro . . 0.87 0.60 . 0.69
38 Slovak Republic . 0.00 0.56 . 0.30 0.18
39 Yugoslavia . 0.21 1.31 . . 0.65
40 Austria . . . 0.99 0.50 0.66
41 Egypt . . . 0.44 1.20 0.63
42 Morocco . . 0.26 0.00 . 0.13
43 Norway . 0.25 . . 0.00 0.07
44 Pakistan . . . . 0.00 0.00
45 Sri Lanka . . . 0.29 0.40 0.34
46 Argentina . . . . 1.24 1.24
47 Bosnia and Herzegovina . . . 0.99 . 0.99
48 Colombia . . . . 0.00 0.00
49 Croatia . . . 0.99 . 0.99
50 Cuba . . . . 0.48 0.48
51 Czechoslovakia 0.10 . . . . 0.10
52 Ethiopia 0.17 . . . . 0.17
53 Iceland . 0.25 . . . 0.25
54 Nepal . . . . 0.00 0.00
55 Oman . . . . 0.00 0.00
56 Russian Federation . . . 0.51 . 0.51
57 Saudi Arabia . . . . 0.39 0.39
58 Uganda . . 0.00 . . 0.00
59 United Arab Emirates . . . 2.68 . 2.68

Field normalized citation rate (cf), fractionalized



Bar chart of publication_year