Research article
|
30 May 2022
Research article |
|
30 May 2022
Towards reconstructing the Arctic atmospheric methane history over the 20th century: measurement and modelling results for the North Greenland Ice Core Project firn
Taku Umezawa , Satoshi Sugawara , Kenji Kawamura , Ikumi Oyabu , Stephen J. Andrews , Takuya Saito , Shuji Aoki , and Takakiyo Nakazawa
Viewed
Total article views: 2,110 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
1,644
429
37
2,110
23
22
HTML: 1,644
PDF: 429
XML: 37
Total: 2,110
BibTeX: 23
EndNote: 22
Views and downloads (calculated since 31 Aug 2021)
Month
HTML
PDF
XML
Total
Aug 2021
80
18
1
99
Sep 2021
146
54
4
204
Oct 2021
50
15
2
67
Nov 2021
31
15
0
46
Dec 2021
24
3
1
28
Jan 2022
20
8
3
31
Feb 2022
20
11
3
34
Mar 2022
36
12
4
52
Apr 2022
16
9
0
25
May 2022
174
33
5
212
Jun 2022
201
40
3
244
Jul 2022
125
10
0
135
Aug 2022
82
9
0
91
Sep 2022
82
7
0
89
Oct 2022
78
8
0
86
Nov 2022
87
4
0
91
Dec 2022
68
11
0
79
Jan 2023
35
13
0
48
Feb 2023
25
7
0
32
Mar 2023
33
7
0
40
Apr 2023
22
10
2
34
May 2023
13
5
0
18
Jun 2023
22
8
1
31
Jul 2023
17
17
1
35
Aug 2023
19
12
1
32
Sep 2023
20
12
0
32
Oct 2023
19
9
3
31
Nov 2023
14
3
0
17
Dec 2023
23
8
0
31
Jan 2024
23
12
0
35
Feb 2024
23
14
1
38
Mar 2024
16
25
2
43
Cumulative views and downloads
(calculated since 31 Aug 2021)
Month
HTML views
PDF downloads
XML downloads
Aug 2021
80
18
1
99
Sep 2021
226
72
5
303
Oct 2021
276
87
7
370
Nov 2021
307
102
7
416
Dec 2021
331
105
8
444
Jan 2022
351
113
11
475
Feb 2022
371
124
14
509
Mar 2022
407
136
18
561
Apr 2022
423
145
18
586
May 2022
597
178
23
798
Jun 2022
798
218
26
1,042
Jul 2022
923
228
26
1,177
Aug 2022
1,005
237
26
1,268
Sep 2022
1,087
244
26
1,357
Oct 2022
1,165
252
26
1,443
Nov 2022
1,252
256
26
1,534
Dec 2022
1,320
267
26
1,613
Jan 2023
1,355
280
26
1,661
Feb 2023
1,380
287
26
1,693
Mar 2023
1,413
294
26
1,733
Apr 2023
1,435
304
28
1,767
May 2023
1,448
309
28
1,785
Jun 2023
1,470
317
29
1,816
Jul 2023
1,487
334
30
1,851
Aug 2023
1,506
346
31
1,883
Sep 2023
1,526
358
31
1,915
Oct 2023
1,545
367
34
1,946
Nov 2023
1,559
370
34
1,963
Dec 2023
1,582
378
34
1,994
Jan 2024
1,605
390
34
2,029
Feb 2024
1,628
404
35
2,067
Mar 2024
1,644
429
37
2,110
Total article views: 1,394 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
1,160
218
16
1,394
17
17
HTML: 1,160
PDF: 218
XML: 16
Total: 1,394
BibTeX: 17
EndNote: 17
Views and downloads (calculated since 30 May 2022)
Month
HTML
PDF
XML
Total
May 2022
161
29
4
194
Jun 2022
192
37
2
231
Jul 2022
125
9
0
134
Aug 2022
82
7
0
89
Sep 2022
72
6
0
78
Oct 2022
77
3
0
80
Nov 2022
86
2
0
88
Dec 2022
64
5
0
69
Jan 2023
34
7
0
41
Feb 2023
23
6
0
29
Mar 2023
33
7
0
40
Apr 2023
22
6
2
30
May 2023
12
4
0
16
Jun 2023
20
5
1
26
Jul 2023
16
9
1
26
Aug 2023
19
8
1
28
Sep 2023
15
9
0
24
Oct 2023
17
6
3
26
Nov 2023
13
3
0
16
Dec 2023
23
7
0
30
Jan 2024
21
7
0
28
Feb 2024
20
11
0
31
Mar 2024
13
25
2
40
Cumulative views and downloads
(calculated since 30 May 2022)
Month
HTML views
PDF downloads
XML downloads
May 2022
161
29
4
Jun 2022
353
66
6
Jul 2022
478
75
6
Aug 2022
560
82
6
Sep 2022
632
88
6
Oct 2022
709
91
6
Nov 2022
795
93
6
Dec 2022
859
98
6
Jan 2023
893
105
6
Feb 2023
916
111
6
Mar 2023
949
118
6
Apr 2023
971
124
8
May 2023
983
128
8
Jun 2023
1,003
133
9
Jul 2023
1,019
142
10
Aug 2023
1,038
150
11
Sep 2023
1,053
159
11
Oct 2023
1,070
165
14
Nov 2023
1,083
168
14
Dec 2023
1,106
175
14
Jan 2024
1,127
182
14
Feb 2024
1,147
193
14
Mar 2024
1,160
218
16
Total article views: 716 (including HTML, PDF, and XML)
HTML
PDF
XML
Total
BibTeX
EndNote
484
211
21
716
6
5
HTML: 484
PDF: 211
XML: 21
Total: 716
BibTeX: 6
EndNote: 5
Views and downloads (calculated since 31 Aug 2021)
Month
HTML
PDF
XML
Total
Aug 2021
80
18
1
99
Sep 2021
146
54
4
204
Oct 2021
50
15
2
67
Nov 2021
31
15
0
46
Dec 2021
24
3
1
28
Jan 2022
20
8
3
31
Feb 2022
20
11
3
34
Mar 2022
36
12
4
52
Apr 2022
16
9
0
25
May 2022
13
4
1
18
Jun 2022
9
3
1
13
Jul 2022
1
0
1
Aug 2022
2
0
2
Sep 2022
10
1
0
11
Oct 2022
1
5
0
6
Nov 2022
1
2
0
3
Dec 2022
4
6
0
10
Jan 2023
1
6
0
7
Feb 2023
2
1
0
3
Mar 2023
0
Apr 2023
4
0
4
May 2023
1
1
0
2
Jun 2023
2
3
0
5
Jul 2023
1
8
0
9
Aug 2023
4
0
4
Sep 2023
5
3
0
8
Oct 2023
2
3
0
5
Nov 2023
1
0
1
Dec 2023
1
0
1
Jan 2024
2
5
0
7
Feb 2024
3
3
1
7
Mar 2024
3
0
3
Cumulative views and downloads
(calculated since 31 Aug 2021)
Month
HTML views
PDF downloads
XML downloads
Aug 2021
80
18
1
Sep 2021
226
72
5
Oct 2021
276
87
7
Nov 2021
307
102
7
Dec 2021
331
105
8
Jan 2022
351
113
11
Feb 2022
371
124
14
Mar 2022
407
136
18
Apr 2022
423
145
18
May 2022
436
149
19
Jun 2022
445
152
20
Jul 2022
445
153
20
Aug 2022
445
155
20
Sep 2022
455
156
20
Oct 2022
456
161
20
Nov 2022
457
163
20
Dec 2022
461
169
20
Jan 2023
462
175
20
Feb 2023
464
176
20
Mar 2023
464
176
20
Apr 2023
464
180
20
May 2023
465
181
20
Jun 2023
467
184
20
Jul 2023
468
192
20
Aug 2023
468
196
20
Sep 2023
473
199
20
Oct 2023
475
202
20
Nov 2023
476
202
20
Dec 2023
476
203
20
Jan 2024
478
208
20
Feb 2024
481
211
21
Mar 2024
484
211
21
Viewed (geographical distribution)
Total article views: 2,110 (including HTML, PDF, and XML)
Thereof 2,124 with geography defined
and -14 with unknown origin.
Total article views: 1,394 (including HTML, PDF, and XML)
Thereof 1,408 with geography defined
and -14 with unknown origin.
Total article views: 716 (including HTML, PDF, and XML)
Thereof 716 with geography defined
and 0 with unknown origin.
Total:
0
HTML:
0
PDF:
0
XML:
0
Total:
0
HTML:
0
PDF:
0
XML:
0
Total:
0
HTML:
0
PDF:
0
XML:
0
Cited
Latest update: 28 Mar 2024