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Topic · Pollution

Heavy metals in environment

Heavy metals in environment is a research topic within Pollution. Science Explorer counts 62k research works in it since 1950. 20.2% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the environmental impact of heavy metal contamination, covering topics such as soil and sediment pollution, health risks associated with heavy metal exposure, remediation strategies, bioavailability of heavy metals, and the effects of urbanization on heavy metal distribution.

  • Heavy Metals
  • Contamination
  • Soil
  • Health Risk
  • Remediation
  • Bioavailability
  • Sediment
  • Pollution
  • Toxicity
  • Urban
Research works
62k
fractional, since 1950
In the world top 10%
13k
per year above
Top-10% rate
20.2%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
+39%
the tick is no change

Which countries lead Heavy metals in environment research?

By volume, China and India publish the most (3.8k and 1.2k works in 2022–2025).

By volume, 2022–2025

  1. 1 China 3.8k works
  2. 2 India 1.2k works
  3. 3 United States 672 works
  4. 4 Nigeria 567 works
  5. 5 Iran 356 works
  6. 6 Brazil 351 works
  7. 7 Türkiye 333 works
  8. 8 Pakistan 331 works
  9. 9 Russia 261 works
  10. 10 France 236 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: 47.3%India: 14.4%United States: 8.3%Nigeria: 7.0%6 others listed: 23.0%47%largest
China3,837 · 47.3%India1,170 · 14.4%United States672 · 8.3%Nigeria567 · 7.0%6 others listed1,868 · 23.0%

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

Which institutions lead Heavy metals in environment research?

By volume in 2022–2025, Chinese Academy of Sciences publishes the most Heavy metals in environment research, followed by University of Chinese Academy of Sciences and Central South University.

By volume, 2022–2025

  1. 1 Chinese Academy of Sciences China 136 works
  2. 2 University of Chinese Academy of Sciences China 67 works
  3. 3 Central South University China 62 works
  4. 4 King Saud University Saudi Arabia 56 works
  5. 5 Zhejiang University China 54 works
  6. 6 Ministry of Ecology and Environment China 47 works
  7. 7 Ministry of Agriculture and Rural Affairs China 44 works
  8. 8 Guizhou University China 42 works
  9. 9 China University of Geosciences (Beijing) China 42 works
  10. 10 Hunan Agricultural University China 42 works

Who are the leading researchers in Heavy metals in environment?

The most-cited researchers publishing on Heavy metals in environment include Guangming Zeng, Jianbo Shi and Yong Sik Ok.

  1. 1 Guangming Zeng 5.6k citations
  2. 2 Jianbo Shi 3.8k citations
  3. 3 Yong Sik Ok 3.3k citations

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

Where is Heavy metals in environment research done?

The largest centres of Heavy metals in environment research in 2022–2025 are Beijing (China), Nanjing (China), Guangzhou (China) and Changsha (China).

Largest cities, 2022–2025

  1. 1 Beijing China 877 works
  2. 2 Nanjing China 221 works
  3. 3 Guangzhou China 183 works
  4. 4 Changsha China 172 works
  5. 5 Wuhan China 157 works
  6. 6 Hangzhou China 137 works
  7. 7 Guiyang China 117 works
  8. 8 Tehran Iran 112 works
  9. 9 Shanghai China 111 works
  10. 10 Dhaka Bangladesh 108 works
See Heavy metals in environment on the map

Where is the best place to study Heavy metals in environment?

Among universities, judged by research, Government College University, Faisalabad, Giresun University and University of Peshawar 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 30.26%fractional works in this node (log) →share in the world top 10% →Government College University, Faisalabad: 18, 40.7%Giresun University: 14, 39.6%University of Peshawar: 11, 36.0%University of Agriculture Faisalabad: 25, 25.0%South China Agricultural University: 31, 35.3%Sichuan Agricultural University: 34, 26.1%Southern Federal University: 23, 14.1%Kastamonu University: 21, 29.1%Anhui Agricultural University: 16, 27.4%Bangladesh Agricultural University: 10, 29.3%Government College U…Giresun UniversityUniversity of PeshawarUniversity of Agricu…
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1Government College University, Faisalabad Pakistan 75.240.7%9.2×18 +487.5%
2Giresun University Türkiye 67.139.6%8.7×14 +216.9%
3University of Peshawar Pakistan 65.036.0%10.8×11 +107.4%
4University of Agriculture Faisalabad Pakistan 64.225.0%13.0×25 +108.9%
5South China Agricultural University China 61.235.3%7.1×31 +111.1%
6Sichuan Agricultural University China 59.926.1%9.9×34 +62.8%
7Southern Federal University Russia 58.114.1%10.7×23 +200.5%
8Kastamonu University Türkiye 58.029.1%11.3×21
9Anhui Agricultural University China 57.427.4%7.5×16 +277.8%
10Bangladesh Agricultural University Bangladesh 56.929.3%9.0×10 +119.7%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Heavy metals in environment research growing?

Output in 2018–2022 was 39% higher than in 2013–2017, peaking in 2022. The fastest-growing topics are Heavy metals in environment.

19801990200020102020
grewheldshrank

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

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.