Global nitrogen cycle: critical enzymes, organisms, and processes for nitrogen budgets and dynamics

X Zhang, BB Ward, DM Sigman - Chemical reviews, 2020 - ACS Publications
Nitrogen (N) is used in many of life's fundamental biomolecules, and it is also a participant in
environmental redox chemistry. Biogeochemical processes control the amount and form of N …

Surface water and groundwater interactions in salt marshes and their impact on plant ecology and coastal biogeochemistry

P ** global inputs and impacts from of human sewage in coastal ecosystems
C Tuholske, BS Halpern, G Blasco, JC Villasenor… - PloS one, 2021 - journals.plos.org
Coastal marine ecosystems face a host of pressures from both offshore and land-based
human activity. Research on terrestrial threats to coastal ecosystems has primarily focused …

Global gray water footprint and water pollution levels related to anthropogenic nitrogen loads to fresh water

MM Mekonnen, AY Hoekstra - Environmental science & …, 2015 - ACS Publications
This is the first global assessment of nitrogen-related water pollution in river basins with a
specification of the pollution by economic sector, and by crop for the agricultural sector. At a …

Non-CO2 greenhouse gases and climate change

SA Montzka, EJ Dlugokencky, JH Butler - Nature, 2011 - nature.com
Earth's climate is warming as a result of anthropogenic emissions of greenhouse gases,
particularly carbon dioxide (CO2) from fossil fuel combustion. Anthropogenic emissions of …

Nitrous oxide from streams and rivers: A review of primary biogeochemical pathways and environmental variables

AM Quick, WJ Reeder, TB Farrell, D Tonina… - Earth-science …, 2019 - Elsevier
Atmospheric concentrations of the powerful greenhouse gas nitrous oxide (N 2 O) have
increased dramatically over the last 100 years, and part of these emissions come from …

Nitrogen cycles: past, present, and future

JN Galloway, FJ Dentener, DG Capone, EW Boyer… - Biogeochemistry, 2004 - Springer
This paper contrasts the natural and anthropogenic controls on the conversion of unreactive
N 2 to more reactive forms of nitrogen (Nr). A variety of data sets are used to construct global …