Artificial humic substances improve microbial activity for binding CO2 Tang, Chunyu ; Li, Yuelei ; Song, Jingpeng ; Antonietti, Markus ; Yang, Fan Abstract Publication: iScience Pub Date: June 2021 DOI: 10.1016/j.isci.2021.102647 Bibcode: 2021iSci...24j2647T