Jiachen Sun

ORCID: 0000-0002-0191-3085
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About
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Research Areas
  • Toxic Organic Pollutants Impact
  • Atmospheric chemistry and aerosols
  • Mercury impact and mitigation studies
  • Per- and polyfluoroalkyl substances research
  • Marine animal studies overview
  • Impact of Light on Environment and Health
  • Heavy metals in environment
  • Avian ecology and behavior
  • Microplastics and Plastic Pollution
  • Effects and risks of endocrine disrupting chemicals
  • Oil Spill Detection and Mitigation
  • Air Quality and Health Impacts
  • Isotope Analysis in Ecology
  • Air Quality Monitoring and Forecasting
  • Heavy Metal Exposure and Toxicity
  • Environmental Toxicology and Ecotoxicology
  • Recycling and Waste Management Techniques
  • Invertebrate Immune Response Mechanisms
  • Arctic and Antarctic ice dynamics
  • Telomeres, Telomerase, and Senescence
  • Nanoparticles: synthesis and applications
  • Bird parasitology and diseases
  • Fatty Acid Research and Health
  • Health, Environment, Cognitive Aging
  • Nutritional Studies and Diet

Ocean University of China
2021-2024

Jinan University
2020-2023

University of Antwerp
2017-2020

Tianjin University
2010

We reconstructed the first long-term (1968-2015) spatiotemporal trends of perfluoroalkyl substances (PFAS) using archived body feathers white-tailed eagles (Haliaeetus albicilla) from West Greenland (n = 31), Norwegian 66), and Central Swedish Baltic coasts 50). observed significant temporal perfluorooctane sulfonamide (FOSA), sulfonate (PFOS), carboxylates (∑PFCAs) in all three subpopulations. Concentrations FOSA PFOS had started decreasing significantly since mid-1990s to 2000...

10.1021/acs.est.9b03514 article EN Environmental Science & Technology 2019-10-10

The ubiquity of perfluoroalkyl acids (PFAAs) contrasts with the limited information about their effects. We report here PFAA plasma concentrations in wild populations great tits (Parus major) settled at and vicinity a fluorochemical plant Antwerp (Belgium). Using two generations we obtained novel results on some poorly known issues such as differences between sexes, maternal transfer compounds potential associations oxidative status. For five out 11 detected PFAAs, were highest ever reported...

10.1021/acs.est.8b05235 article EN Environmental Science & Technology 2019-01-07

A wide range of species, including marine mammals, seabirds, birds prey, fish and bivalves, were investigated for potential population health risks resulting from contemporary (post 2000) mercury (Hg) exposure, using novel risk thresholds based on literature de novo contamination data. The main geographic focus is the Baltic Sea, while data same species in adjacent waters, such as Greater North Sea Atlantic, included comparative purposes. For 23% groups, each composing individuals a specific...

10.1016/j.envint.2020.106178 article EN cc-by Environment International 2020-11-24

Fatty acids (FAs) have been extensively used as indicators of foraging ecology in marine mammals, yet their association with exposure to contaminants has rarely investigated. The present study provided the first characterization relationship between hepatic FA profiles and a suite sentinel species─the harbor seal (Phoca vitulina)─from Gulf Maine south coast Sweden. differed two populations, levels legacy alternative brominated flame retardants polyhalogenated carbazoles were significantly...

10.1021/acs.est.1c06512 article EN Environmental Science & Technology 2022-01-24

Understanding the spatiotemporal patterns of legacy organochlorines (OCs) is often difficult because monitoring practices differ among studies, fragmented study periods, and unaccounted confounding by ecological variables. We therefore reconstructed long-term (1939–2015) large-scale (West Greenland, Norway, central Sweden) trends major OCs using white-tailed eagle (Haliaeetus albicilla) body feathers, to understand exposure dynamics in regions with different contamination sources...

10.1016/j.envint.2020.105618 article EN cc-by-nc-nd Environment International 2020-03-10

Nanoplastics are recognized as emerging contaminants that can cause severe toxicity to marine fishes. However, limited researches were focusing on the toxic effects of nanoplastics fish, especially post-exposure resilience. In this study, red drum (Sciaenops ocellatus) exposed 5 mg/L polystyrene (100 nm, PS-NPs) for a 7-day exposure experiment, and 14-day recovery experiment followed. The aim was evaluate dynamic alterations in hepatic branchial tissue damage, antioxidant capacity, well...

10.1016/j.ecoenv.2024.116175 article EN cc-by-nc-nd Ecotoxicology and Environmental Safety 2024-03-01

Mercury has become a ubiquitous hazardous element even ending up in pristine areas such as the Arctic, where it biomagnifies and leaves especially top predators vulnerable to potential health effects. Here we investigate total mercury (THg) concentrations dietary proxies for trophic position habitat foraging (δ15N δ13C, respectively) fur of 30 Arctic wolves collected during 1869-1998 Canadian High Greenland. Fur THg (mean ± SD) 1.46 1.39 μg g -1 dry weight are within range earlier reported...

10.1016/j.scitotenv.2022.156171 article EN cc-by The Science of The Total Environment 2022-05-22

Temporal trends of polybrominated diphenyl ethers (PBDEs) have been extensively studied in various environmental compartments globally. However, despite the increasing use alternative flame retardants following PBDE bans, spatiotemporal these replacements rarely studied, and available results are often inconsistent. In present study, we retrospectively investigated PBDEs a suite brominated FRs (aBFRs) chlorinated (i.e., dechloranes or DECs) three harbor seal (Phoca vitulina) populations from...

10.1021/acs.est.2c00626 article EN Environmental Science & Technology 2022-04-20

Abstract The Qinghai–Tibet Plateau, a fragile ecosystem with unique biodiversity, is particularly susceptible to soil contamination from increasing anthropogenic activities like grazing and farming. However, research exploring the relationship between these factors remains limited. Our study examines changes potentially toxic elements (PTEs) after converting alpine meadows, providing insight into impact of land‐use in this area. We found significant differences concentrations PTEs (Cd, Cr,...

10.1002/ldr.4979 article EN Land Degradation and Development 2023-11-14
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