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Topic · Environmental Chemistry

Arsenic contamination and mitigation

Arsenic contamination and mitigation is a research topic within Environmental Chemistry. Science Explorer counts 21k research works in it since 1950. 9.9% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the occurrence, behavior, toxicity, and remediation of arsenic in natural waters, with a particular emphasis on groundwater contamination. It covers topics such as arsenic speciation, health effects, plant uptake, adsorption mechanisms, and the development of removal techniques.

  • Arsenic
  • Water
  • Contamination
  • Groundwater
  • Toxicity
  • Removal
  • Speciation
  • Health Effects
  • Rice
  • Adsorption
Research works
21k
fractional, since 1950
In the world top 10%
2.1k
per year above
Top-10% rate
9.9%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
+9%
the tick is no change
Largest producer
China
57% of the 10 largest, 2022-now
Arsenic contamination and mitigation

Which countries lead Arsenic contamination and mitigation research?

By volume, China and India publish the most (2.2k and 577 works in 2022-now).

By volume, 2022-now

  1. 1 China 2.2k works
  2. 2 India 577 works
  3. 3 United States 412 works
  4. 4 Iran 112 works
  5. 5 Japan 102 works
  6. 6 South Korea 100 works
  7. 7 Pakistan 98 works
  8. 8 Mexico 82 works
  9. 9 Canada 78 works
  10. 10 Brazil 71 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 56.9%India: 15.2%United States: 10.9%Iran: 3.0%6 others listed: 14.0%57%largest
China2,155 · 56.9%India577 · 15.2%United States412 · 10.9%Iran112 · 3.0%6 others listed531 · 14.0%

Shares of the rows listed above, not of the whole node.

Which institutions lead Arsenic contamination and mitigation research?

By volume in 2022-now, Chinese Academy of Sciences publishes the most Arsenic contamination and mitigation research, followed by Central South University and China University of Geosciences.

By volume, 2022-now

  1. 1 Chinese Academy of SciencesChina 143 works
  2. 2 Central South UniversityChina 78 works
  3. 3 China University of GeosciencesChina 54 works
  4. 4 Chinese Academy of Agricultural SciencesChina 47 works
  5. 5 Tongji UniversityChina 36 works
  6. 6 Kunming University of Science and TechnologyChina 35 works
  7. 7 China University of Geosciences (Beijing)China 30 works
  8. 8 Zhejiang UniversityChina 29 works
  9. 9 Council of Scientific and Industrial ResearchIndia 27 works
  10. 10 Nanjing Agricultural UniversityChina 26 works

Who are the leading researchers in Arsenic contamination and mitigation?

The most-cited researchers publishing on Arsenic contamination and mitigation include Michaël Grätzel, Walter Churchill Willett and Hagop M. Kantarjian.

  1. 1 Michaël Grätzel Switzerland 458k citations
  2. 2 Walter Churchill Willett United States 411k citations
  3. 3 Hagop M. Kantarjian United States 273k citations
  4. 4 Wei Huang China 267k citations
  5. 5 Kai You Wang China 224k citations
  6. 6 George M. Sheldrick Germany 220k citations
  7. 7 Alberto Arduan Ortiz Spain 219k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Arsenic contamination and mitigation?

The most cited paper in Arsenic contamination and mitigation is "Persulfate-Based Advanced Oxidation: Critical Assessment of Opportunities and Roadblocks" (Jaesang Lee, Urs von Gunten, Jae‐Hong Kim, 2020), with 3,614 citations. Next come "Arsenic round the world: a review" (3,559) and "Arsenic removal from water/wastewater using adsorbents—A critical review" (3,544).

Most cited papers
#PaperReleasedCitations
1 Persulfate-Based Advanced Oxidation: Critical Assessment of Opportunities and Roadblocks Jaesang Lee, Urs von Gunten, Jae‐Hong Kim · Environmental Science & Technology Open access 17 Feb 2020 3,614
2 Arsenic round the world: a review Badal Kumar Mandal, Kazuo T Suzuki · Talanta Aug 2002 3,559
3 Arsenic removal from water/wastewater using adsorbents—A critical review Dinesh Mohan, Charles U. Pittman · Journal of Hazardous Materials 8 Jan 2007 3,544
4 The Chemistry of Submerged Soils F. N. Ponnamperuma · Advances in agronomy Book chapter 1972 2,821
5 Comparison of Arsenic(V) and Arsenic(III) Sorption onto Iron Oxide Minerals: Implications for Arsenic Mobility Suvasis Dixit, Janet Gordon Hering · Environmental Science & Technology Open access 13 Aug 2003 2,413
All 100 most cited papers, with filters and sorting

Where is Arsenic contamination and mitigation research done?

The largest centres of Arsenic contamination and mitigation research in 2022-now are Beijing (China), Changsha (China), Wuhan (China) and Nanjing (China). Among places with at least 20 works in it, it is an unusually large share of all research in Guiyang.

Largest cities, 2022-now

  1. 1 BeijingChina 397 works
  2. 2 ChangshaChina 145 works
  3. 3 WuhanChina 139 works
  4. 4 NanjingChina 134 works
  5. 5 GuangzhouChina 127 works
  6. 6 ShanghaiChina 78 works
  7. 7 HangzhouChina 70 works
  8. 8 KunmingChina 62 works
  9. 9 GuiyangChina 59 works
  10. 10 KolkataIndia 56 works

Where it is the local speciality

  1. GuiyangCN · 58.7 works8.9×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Arsenic contamination and mitigation than the world average.

See Arsenic contamination and mitigation on the map

Where is the best place to study Arsenic contamination and mitigation?

Among universities, judged by research, Hunan University, Central South University and China University of Geosciences score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%20%40%mean 18.44%fractional works in this field (log) →share of work in the world top 10% →Hunan UniversityTongji UniversityChina University of …Central South Univer…
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Hunan UniversityChina 70.134.5%5.8×18 +37.1%
2Central South UniversityChina 61.19.6%9.3×78 +63.5%
3China University of GeosciencesChina 58.611.8%27.4×54 +17.1%
4Tongji UniversityChina 58.614.6%5.5×36 +20.9%
5China University of Geosciences (Beijing)China 57.615.9%23.7×30 +51.6%
6Hong Kong University of Science and TechnologyChina 55.421.1%6.8×12 +41.0%
7Harbin Institute of TechnologyChina 54.425.1%2.5×18 +23.2%
8Beijing Normal UniversityChina 52.618.2%6.0×21 +23.7%
9Hunan Agricultural UniversityChina 52.218.7%26.4×17 +66.9%
10Zhejiang UniversityChina 51.314.9%2.5×29 +41.2%

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Arsenic contamination and mitigation, country by country

Is Arsenic contamination and mitigation research growing?

Output in 2022-2025 was 9% higher than in 2018-2021, peaking in 2022. The fastest-growing topics are Arsenic contamination and mitigation.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Arsenic contamination and mitigation as a percentage of every work published that year, 0.020% in 2024.

still counting0.010%0.020%0.030%Arsenic contamination and mitigation0.017% in 202519801990200020102020

Fractional works of Arsenic contamination and mitigation over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Arsenic contamination and mitigation9.9% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

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