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Table 2 The top 100 keywords in forest ecology articles indexed using the Web of Science during 2002–2011

From: A bibliometric analysis of global forest ecology research during 2002–2011

  Keywords Frequencies
1 forest 9302
2 diversity 5424
3 conservation 5135
4 dynamics 4886
5 vegetation 4720
6 biodiversity 4613
7 patterns 4166
8 growth 4069
9 rain-forest 3253
10 management 3236
11 nitrogen 3136
12 forests 3069
13 soil 2793
14 ecology 2677
15 communities 2596
16 carbon 2568
17 climate-change 2412
18 ecosystems 2407
19 disturbance 2389
20 species richness 2381
21 boreal forest 2334
22 landscape 2180
23 biomass 2130
24 model 2100
25 climate 2095
26 fire 2043
27 abundance 1855
28 united-states 1849
29 habitat 1846
30 temperature 1824
31 plants 1782
32 organic-matter 1755
33 populations 1733
34 decomposition 1603
35 climate change 1599
36 dispersal 1590
37 responses 1576
38 regeneration 1531
39 tropical forest 1513
40 land-use 1509
41 habitat fragmentation 1495
42 trees 1486
43 fragmentation 1473
44 forest soils 1441
45 evolution 1408
46 succession 1384
47 deforestation 1375
48 ecosystem 1362
49 birds 1333
50 population 1276
51 competition 1273
52 water 1235
53 variability 1210
54 deciduous forest 1190
55 forest management 1189
56 community structure 1178
57 behavior 1140
58 community 1131
59 restoration 1127
60 tropical forests 1107
61 photosynthesis 1093
62 seed dispersal 1081
63 usa 1067
64 productivity 1054
65 microbial biomass 1040
66 density 1034
67 impact 1019
68 brazil 1018
69 models 988
70 carbon-dioxide 978
71 phosphorus 971
72 size 971
73 predation 947
74 classification 943
75 respiration 932
76 scale 927
77 drought 920
78 national-park 918
79 plant 910
80 selection 909
81 tree 902
82 deposition 889
83 history 888
84 recruitment 875
85 norway spruce 874
86 soil respiration 870
87 australia 868
88 consequences 864
89 tropical rain-forest 839
90 survival 834
91 quality 830
92 mexico 819
93 costa-rica 813
94 impacts 812
95 new-zealand 796
96 forest soil 794
97 mortality 788
98 soils 787
99 grassland 786
100 assemblages 785