Pathways of N2O production by marine ammonia-oxidizing archaea determined from dual-isotope labeling

XS Wan, L Hou, SJ Kao, Y Zhang… - Proceedings of the …, 2023 - National Acad Sciences
The ocean is a net source of the greenhouse gas and ozone-depleting substance, nitrous
oxide (N2O), to the atmosphere. Most of that N2O is produced as a trace side product during …

Evaluating CO2 hydrate kinetics in multi-layered sediments using experimental and machine learning approach: Applicable to CO2 sequestration

V Dhamu, X Mengqi, MF Qureshi, Z Yin, AK Jana… - Energy, 2024 - Elsevier
The transition to a low-carbon economy requires the implementation of effective carbon
capture and sequestration (CCS) strategies. One of the potential CCS strategies is to …

Particle-associated denitrification is the primary source of N2O in oxic coastal waters

XS Wan, HX Sheng, L Liu, H Shen, W Tang… - Nature …, 2023 - nature.com
The heavily human-perturbed coastal oceans are hotspots of nitrous oxide (N2O) emission
to the atmosphere. The processes underpinning the N2O flux, however, remain poorly …

Investigating High-Pressure Liquid CO2 Hydrate Formation, Dissociation Kinetics, and Morphology in Brine and Freshwater Static Systems

V Dhamu, MF Qureshi, S Abubakar, A Usadi… - Energy & …, 2023 - ACS Publications
Carbon capture and storage [CCS] is crucial for mitigating CO2 emissions. One of the
potential CCS concepts is to compress and store the captured CO2 into deep oceanic …

Advances in understanding of air–sea exchange and cycling of greenhouse gases in the upper ocean

HW Bange, P Mongwe, JD Shutler… - Elementa: Science of …, 2024 - online.ucpress.edu
The air–sea exchange and oceanic cycling of greenhouse gases (GHG), including carbon
dioxide (CO2), nitrous oxide (N2O), methane (CH4), carbon monoxide (CO), and nitrogen …

[HTML][HTML] Database of nitrification and nitrifiers in the global ocean

W Tang, BB Ward, M Beman, L Bristow… - Earth System …, 2023 - essd.copernicus.org
As a key biogeochemical pathway in the marine nitrogen cycle, nitrification (ammonia
oxidation and nitrite oxidation) converts the most reduced form of nitrogen–ammonium …

Nitrogen cycling in China marginal seas: Progress and challenges

S Wu, X Yan, JM Tang, E Tan, L Luo, S Tong, ZZ Zheng… - Marine Chemistry, 2024 - Elsevier
Marginal seas play a critical role in the earth's systems as hotspots of microbially-mediated
nitrogen (N) cycling. Meanwhile, human activities and global changes strongly impact this …

Top‐down control of ammonia oxidizers by grazing in the North Pacific

S Ni, MN Xu, M Du, EA Laws… - Geophysical Research …, 2024 - Wiley Online Library
The impact of grazing pressure on ammonia oxidizers (AO) has never been quantified in the
field. Here we develop a new method to quantify the grazing rates on AO in aquatic systems …

Tracing surface seawater mixing and nutrient transport by 222Rn on the northern coast of Beibu Gulf, China

H Wang, Q Zhong, F Zhang, S Chen, H Bao, J Lin… - Acta Oceanologica …, 2023 - Springer
The transport and diffusion of substances in seawater are limited by the mixing motion of
water bodies, while the main forms of mixing in offshore water bodies are advection and …

Chemistry of Carbon Dioxide Removal

LJ Barrett, S Rush, P Vlahos - 2024 - ACS Publications
As a society, we are now at the point where carbon dioxide removal (CDR) is not only a
significant conversation but a requirement alongside reducing greenhouse gas emissions to …