Leading 25 science cities in Earth & environmental sciences

The leading 25 science cities and metropolitan areas in Earth & environmental sciences ranked by article share (Share) in 2020. Also listed are each city’s article count (Count) in 2020, and its contribution to the location’s total Share of the year.

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Rank City/metropolitan area Location Share 2020 Count 2020 Contribution to location's Share (%)
1BeijingChina mainland, Hong Kong, Macau568.40 1,25529.3%
2NanjingChina mainland, Hong Kong, Macau245.24 53012.7%
3Baltimore - WashingtonUnited States of America (USA)236.92 7288.3%
4New York metropolitan areaUnited States of America (USA)217.77 6447.6%
5Los Angeles metropolitan areaUnited States of America (USA)171.58 4986.0%
6San Francisco Bay AreaUnited States of America (USA)168.75 4725.9%
7GuangzhouChina mainland, Hong Kong, Macau156.24 3848.1%
8Boston metropolitan areaUnited States of America (USA)135.89 4094.7%
9ShanghaiChina mainland, Hong Kong, Macau132.17 3336.8%
10BoulderUnited States of America (USA)126.26 4224.4%
11WuhanChina mainland, Hong Kong, Macau123.79 3086.4%
12ZürichSwitzerland122.52 32259.8%
13Paris metropolitan areaFrance121.78 39837.3%
14Tokyo metropolitan areaJapan102.61 28939.4%
15London metropolitan areaUnited Kingdom (UK)75.91 29614.4%
16SydneyAustralia75.15 22823.8%
17Berlin metropolitan areaGermany74.89 22117.6%
18Hong KongChina mainland, Hong Kong, Macau72.54 1863.7%
19Seattle metropolitan areaUnited States of America (USA)70.65 2222.5%
20HangzhouChina mainland, Hong Kong, Macau66.34 1633.4%
21MelbourneAustralia63.01 19419.9%
22HefeiChina mainland, Hong Kong, Macau58.85 1623.0%
23Seoul metropolitan areaSouth Korea55.61 12051.5%
24Toronto metropolitan areaCanada55.22 14118.1%
25Singapore*Singapore54.70 112100.0%

*Singapore is a city-state.