Professor Ma Bin from Hainan University (HNU) has been listed as one of the "World's Top 2 percent Scientists 2020" based on his impact factor (the number of times an academic's work is cited) in the environment science sector, according to a list recently published by Stanford University.

A researcher and doctoral supervisor at HNU's College of Ecology and Environment, Ma specializes in the research and application of low-carbon and low-energy urban sewage treatment and recycling technologies. He has undertaken 18 research projects at the national, provincial and ministerial level, published more than 70 papers, and obtained 16 national invention patents.

The World's Top 2 percent Scientists 2020 list was released by a team led by Stanford Professor John P A Ioannidis, and Mendeley Data. The entries were selected from nearly 7 million candidates engaged in 176 sub-disciplines across 22 areas.