Table 2.

Frequency of the main keywords as per their occurrences in the Green Finance publications.

Year	GF	SD	Ch	RE	GBs	GF∗	S	CC	GI	SF	C-19	GE	EE	FD	GB	GC	EG	CE	ER	ESG	GI	GTI	CN	CF	F
2010	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0
2011	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0
2012	2	1	0	0	1	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0
2013	3	1	0	0	1	1	0	0	0	0	0	1	1	0	0	0	0	0	0	0	0	0	0	0	0
2014	4	2	0	0	1	2	0	0	0	1	0	1	1	1	0	0	0	0	0	0	0	0	0	0	0
2015	5	2	1	0	1	2	1	0	0	1	0	1	1	1	0	0	0	0	0	0	0	0	0	0	0
2016	9	3	1	1	3	6	3	0	0	1	0	1	1	1	0	0	1	0	0	0	1	0	0	1	0
2017	14	6	1	1	4	8	3	2	0	2	0	1	1	2	0	1	1	1	0	0	1	0	0	1	0
2018	30	11	4	2	5	12	9	3	0	2	0	3	1	3	3	2	1	2	0	2	2	0	0	3	0
2019	62	13	8	5	12	17	12	11	1	2	0	7	3	4	4	3	2	2	0	2	2	0	0	6	0
2020	102	27	11	9	18	19	19	16	1	8	0	13	5	5	5	5	4	3	0	3	5	0	0	9	1
2021	203	48	22	16	36	27	29	26	3	19	5	20	8	13	12	7	7	6	6	6	9	1	2	13	6
2022	479	82	58	43	60	59	50	45	25	32	29	28	25	25	28	20	21	14	22	16	15	14	9	22	14
2023	901	149	142	110	107	103	74	72	65	53	46	46	42	42	42	42	40	36	34	30	31	31	29	29	28

Where GF: Green Finance, SD: Sustainable Development, Ch: China, RE: Renewable Energy, GBs: Green Bonds, GF∗: Green Financing, S: Sustainability, CC: Climate Change, GI: Green Innovations, SF: Sustainable Finance, C-19: Covid-19, GE: Green Economy, EE: Energy Efficiency, FD: Financial Development, GB: Green Bond, GC: Green Credit, EG: Economic Growth, CE: Carbon Emissions, ER: Environmental Regulation, GI: Green Investment, GTI: Green Technology Innovation, CN: Carbon Neutrality, CF: Climate Finance, F: Fintech.