John R. Parsons

ORCID: 0000-0003-1785-3627
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About
Contact & Profiles
Research Areas
  • Toxic Organic Pollutants Impact
  • Microbial bioremediation and biosurfactants
  • Pesticide and Herbicide Environmental Studies
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Environmental Toxicology and Ecotoxicology
  • Environmental remediation with nanomaterials
  • Microplastics and Plastic Pollution
  • Analytical Chemistry and Chromatography
  • Analytical chemistry methods development
  • Effects and risks of endocrine disrupting chemicals
  • Chemical Reactions and Isotopes
  • Chemistry and Chemical Engineering
  • Wastewater Treatment and Nitrogen Removal
  • Microbial Community Ecology and Physiology
  • Water Treatment and Disinfection
  • Environmental Chemistry and Analysis
  • Microbial Metabolic Engineering and Bioproduction
  • Heavy metals in environment
  • Nanoparticles: synthesis and applications
  • Water Quality Monitoring and Analysis
  • Groundwater flow and contamination studies
  • biodegradable polymer synthesis and properties
  • Enzyme-mediated dye degradation
  • Radioactive element chemistry and processing
  • Chemical Thermodynamics and Molecular Structure

University of Amsterdam
2015-2024

General Electric (Netherlands)
2020

Vrije Universiteit Amsterdam
2020

Naturalis Biodiversity Center
2012

Stockholm University
2005

Flemish Institute for Technological Research
2003

Nederlands Instituut Publieke Veiligheid
1997

Kuraray (United States)
1990-1996

New School
1996

Society of Environmental Toxicology and Chemistry
1995

ADVERTISEMENT RETURN TO ISSUEFeatureNEXTFrom Bioavailability Science to Regulation of Organic ChemicalsJose-J. Ortega-Calvo*†, Joop Harmsen‡, John R. Parsons§, Kirk T. Semple||, Michael D. Aitken⊥, Charmaine Ajao#, Charles Eadsforth∇, Malyka Galay-Burgos○, Ravi Naidu◆, Robin Oliver¶, Willie J. G. M. Peijnenburg∞★, Jörg Römbke⊗, Georg Streck⧓, and Bram Versonnen#View Author Information† Instituto de Recursos Naturales y Agrobiologı́a Sevilla (IRNAS-CSIC), Apartado 1052, E-41080-Seville,...

10.1021/acs.est.5b02412 article EN Environmental Science & Technology 2015-07-31

To meet EU CO 2 emission targets, we need to replace most fossil-derived plastics with renewable alternatives. stop endless pollution by accumulating non degradable future be closed-loop recyclable and/or biodegradable.

10.1039/d3gc04489k article EN cc-by Green Chemistry 2024-01-01

The purpose of the present study was to determine temperature dependence slow adsorption and desorption kinetics some chlorobenzenes, polychlorinated biphenyls (PCBs), polycyclic arom...

10.1021/es960300+ article EN Environmental Science & Technology 1997-01-30

Persistency of organic chemicals is a key property in their environmental risk assessment. Information on persistency often derived from the results biodegradability screening tests such as ready (RBTs). RBTs are, however, not designed for this purpose and suffer several problems that lead to high variability and, hence, difficulties interpretation. The origin exposure history inocula used testing can highly variable outcomes. Microbial adaptation its impact biodegradation needs further...

10.1080/10643389.2019.1607687 article EN cc-by-nc-nd Critical Reviews in Environmental Science and Technology 2019-07-02

It is becoming increasingly clear that the products of incomplete combustion (soot and charcoal, collectively termed black carbon or BC) can be responsible for as much 80 - 90% total sorption to sediments aromatic, planar, hydrophobic compounds such polycyclic aromatic hydrocarbons planar polychlorinated biphenyls. In present study, it was investigated whether a nonpolar aliphatic compound (hexachloroethane) three nonplanar bipolar with different functional groups [free electron pairs but no...

10.1021/es048346n article EN Environmental Science & Technology 2005-04-07

Metformin (MET) is a pharmaceutical product mostly biotransformed in the environment to transformation product, guanylurea (GUA). In ready biodegradability tests (RBTs), however, contrasting results have been observed for metformin. The objective of this study was measure biodegradation MET and GUA RBTs, using activated sludge from local wastewater treatment plant, either directly or after pre-exposure MET, chemostat. community cultivated chemostats, presence absence period nine months, used...

10.1016/j.ecoenv.2019.109414 article EN cc-by Ecotoxicology and Environmental Safety 2019-07-10

To reduce the global CO2 footprint of plastics, bio- and CO2-based feedstock are considered most important design features for plastics. Oxalic acid from isosorbide biomass interesting rigid building blocks high Tg polyesters. The biodegradability a family novel fully renewable (bio- CO2-based) poly(isosorbide-co-diol) oxalate (PISOX-diol) copolyesters was studied. We systematically investigated effects composition on biodegradation at ambient temperature in soil PISOX (co)polyesters....

10.1021/acs.est.2c09699 article EN cc-by Environmental Science & Technology 2024-01-26

Perfluoroalkylated substances (PFAS) are chemicals with completely fluorinated alkyl chains. The specific properties of the F–C bond give PFAS a high stability and make them very useful in wide range applications. also pose potential risk to environment humans because they have been recently characterized as persistent, bioaccumulative, toxic. objective this work is study bacterial degradation under aerobic anaerobic conditions municipal sewage sludge contribution toward understanding their...

10.1007/s11356-008-0020-5 article EN cc-by-nc Environmental Science and Pollution Research 2008-07-02

This study shows that the recently published polychlorinated biphenyl (PCB) Abraham solvation parameters predict PCB air-n-hexadecane and n-octanol-water partition coefficients very poorly, especially for highly ortho-chlorinated congeners. Therefore, an updated set of was derived from four properties associated equations. Additionally, influence ortho-chlorination on solvent accessible volume surface area investigated. The were tested partitioning between five other phase combinations....

10.1021/es102210g article EN Environmental Science & Technology 2010-08-25
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