AUTHOR=Gerson Jacqueline , Lehnherr Igor , Luu Taylor , Bergquist Bridget , Szponar Natalie , Fernandez Luis E. , Vega Claudia , Porter Trevor J. TITLE=Ficus insipida tree rings as biomonitors for gaseous elemental mercury in the artisanal gold mining-impacted Peruvian Amazon JOURNAL=Frontiers in Environmental Science VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/environmental-science/articles/10.3389/fenvs.2025.1531800 DOI=10.3389/fenvs.2025.1531800 ISSN=2296-665X