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. 2022 Oct 5;29(53):80161–80178. doi: 10.1007/s11356-022-23238-8

Table 3.

Top fifteen contributing countries

S. no Country Articles
1 China 203
2 India 178
3 USA 143
4 Malaysia 74
5 Italy 69
6 UK 60
7 Spain 59
8 South Korea 50
9 Germany 44
10 Australia 38
11 Hong Kong 32
12 Canada 30
13 Taiwan 28
14 Brazil 28
15 Sweden 27