Unified understanding of intrinsic and extrinsic controls of dissolved organic carbon reactivity in aquatic ecosystems

M Berggren, F Guillemette, M Bieroza, I Buffam… - Ecology, 2022 - Wiley Online Library
Despite our growing understanding of the global carbon cycle, scientific consensus on the
drivers and mechanisms that control dissolved organic carbon (DOC) turnover in aquatic …

Photogeochemistry of particulate organic matter in aquatic systems: A review

B Hu, P Wang, C Wang, T Bao - Science of The Total Environment, 2022 - Elsevier
Photochemical transformation of natural organic matter in aquatic environments strongly
impacts the environmental behaviors of carbon, nutrients, and pollutants by affecting their …

Comparing photoactivities of dissolved organic matter released from rice straw-pyrolyzed biochar and composted rice straw

Y Liu, M Wang, S Yin, L Xie, X Qu, H Fu… - Environmental …, 2022 - ACS Publications
Here, we systematically compared the photoactivity and photobleaching behavior between
dissolved black carbon (DBC) from rice straw biochar and leached dissolved organic carbon …

Bio-and photo-lability of dissolved organic matter in the Pearl River (Zhujiang) estuary

M Li, G Song, H Xie - Marine Pollution Bulletin, 2022 - Elsevier
We investigated the bio-and photo-lability of dissolved organic matter (DOM) from the head,
mixing zone, and mouth of the Pearl River estuary. At all three sites, bio-and photo-refractory …

Contrasting impacts of photochemical and microbial processing on the photoreactivity of dissolved organic matter in an Adirondack Lake watershed

J Wasswa, CT Driscoll, T Zeng - Environmental science & …, 2022 - ACS Publications
Photochemical and microbial processing are the prevailing mechanisms that shape the
composition and reactivity of dissolved organic matter (DOM); however, prior research has …

Inter‐laboratory differences in the apparent quantum yield for the photochemical production of dissolved inorganic carbon in inland waters and implications for …

B Koehler, LC Powers, RM Cory… - Limnology and …, 2022 - Wiley Online Library
Solar radiation initiates photochemical oxidation of dissolved organic carbon (DOC) to
dissolved inorganic carbon (DIC) in inland waters, contributing to their carbon dioxide …

Revised microbial and photochemical triple-oxygen isotope effects improve marine gross oxygen production estimates

KM Sutherland, DT Johnston, JD Hemingway… - PNAS …, 2022 - academic.oup.com
The biogeochemical fluxes that cycle oxygen (O2) play a critical role in regulating Earth's
climate and habitability. Triple-oxygen isotope (TOI) compositions of marine dissolved O2 …