Greenhouse gas dynamics in tropical montane streams of Puerto Rico and the role of watershed lithology.  162:163-175. 2023

Atmospheric deposition and precipitation are important predictors of inorganic nitrogen export to streams from forest and grassland watersheds: a large-scale data synthesis.  160:219-241. 2022

Nitrogen wet deposition stoichiometry: the role of organic nitrogen, seasonality, and snow.  160:301-314. 2022

DOM in the long arc of environmental science: looking back and thinking ahead 2022

A combined microbial and ecosystem metric of carbon retention efficiency explains land cover-dependent soil microbial biodiversity-ecosystem function relationships.  153:1-15. 2021

Quantifying the frequency of synchronous carbon and nitrogen export to the river network.  152:1-12. 2021

Measuring the influence of environmental conditions on dissolved organic matter biodegradability and optical properties: a combined field and laboratory study.  149:37-52. 2020

Losses of mineral soil carbon largely offset biomass accumulation 15 years after whole-tree harvest in a northern hardwood forest.  144:1-14. 2019

Substrate quality and concentration control decomposition and microbial strategies in a model soil system.  144:47-59. 2019

Homogenization of dissolved organic matter within a river network occurs in the smallest headwaters.  143:85-104. 2019

River network saturation concept: factors influencing the balance of biogeochemical supply and demand of river networks.  141:503-521. 2018

Minerals in the rhizosphere: overlooked mediators of soil nitrogen availability to plants and microbes.  139:103-122. 2018

Rapid warming and salinity changes in the Gulf of Maine alter surface ocean carbonate parameters and hide ocean acidification..  141:401-418. 2018

The impact of flooding on aquatic ecosystem services..  141:439-461. 2018

Redox and temperature-sensitive changes in microbial communities and soil chemistry dictate greenhouse gas loss from thawed permafrost.  134:183-200. 2017

Recovery from acidification alters concentrations and fluxes of solutes from Czech catchments.  132:251-272. 2017

Nitrogen additions mobilize soil base cations in two tropical forests.  128:67-88. 2016

Nitrogen alters microbial enzyme dynamics but not lignin chemistry during maize decomposition.  128:171-186. 2016

Extreme weather years drive episodic changes in lake chemistry: implications for recovery from sulfate deposition and long-term trends in dissolved organic carbon.  127:353-365. 2016

Microbial carbon use efficiency: accounting for population, community, and ecosystem-scale controls over the fate of metabolized organic matter.  127:173-188. 2016

Direct response of dissolved organic nitrogen to nitrate availability in headwater streams.  126:1-10. 2015

Global distribution and surface activity of macromolecules in offline simulations of marine organic chemistry.  126:25-56. 2015

Soil warming and nitrogen deposition alter soil organic matter composition at the molecular-level.  123:391-409. 2015

Eastern oyster (Crassostrea virginica) filtration, biodeposition, and sediment nitrogen cycling at two oyster reefs with contrasting water quality in Great Bay Estuary (New Hampshire, USA).  122:113-129. 2015

Chronic nitrogen additions suppress decomposition and sequester soil carbon in temperate forests.  121:305-316. 2014

Climate variability masks the impacts of land use change on nutrient export in a suburbanizing watershed.  121:45-59. 2014

Ecosystem metabolism and nutrient uptake in an urban, piped headwater stream.  121:167-187. 2014

Incorporating urban infrastructure into biogeochemical assessment of urban tropical streams in Puerto Rico.  121:271-286. 2014

Tracking evolution of urban biogeochemical cycles: past, present, and future.  121:1-21. 2014

Nitrate uptake dynamics of surface transient storage in stream channels and fluvial wetlands.  120:239-257. 2014

The effect of nitrogen addition on soil organic matter dynamics: a model analysis of the Harvard Forest Chronic Nitrogen Amendment Study and soil carbon response to anthropogenic N deposition.  117:431-454. 2014

Differences in the substrate spectrum of extracellular enzymes in shallow lakes of differing trophic status.  117:143-151. 2014

Interactions between leaf litter quality, particle size, and microbial community during the earliest stage of decay.  117:153-168. 2014

Interactions between lithology and biology drive the long-term response of stream chemistry to major hurricanes in a tropical landscape.  116:175-186. 2013

Permafrost and fire as regulators of stream chemistry in basins of the Central Siberian Plateau.  116:55-68. 2013

Soil respiration does not acclimatize to warmer temperatures when modeled over seasonal timescales.  112:555-570. 2013

Taking the pulse of snowmelt: in situ sensors reveal seasonal, event and diurnal patterns of nitrate and dissolved organic matter variability in an upland forest stream.  108:183-198. 2012

Cross-stream comparison of substrate-specific denitrification potential.  104:381-392. 2011

Effects of nitrogen additions on above- and belowground carbon dynamics in two tropical forests.  104:203-225. 2011

Management intensity alters decomposition via biological pathways.  104:365-379. 2011

Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processes.  93:91-116. 2009

The regional and global significance of nitrogen removal in lakes and reservoirs.  93:143-157. 2009

Surface runoff contribution of nitrogen during storm events in a forested watershed.  85:253-262. 2007

Regional Assessment of N Saturation using Foliar and Root \varvec delta15N.  80:157-194. 2006

The Role of Snowmelt and Spring Rainfall in Inorganic Nutrient Fluxes from a Large Temperate Watershed, the Androscoggin River Basin (Maine and New Hampshire).  80:191-203. 2006

Nitrogen and phosphorus budgets for a tropical watershed impacted by agricultural land use: Guayas, Ecuador.  79:135-161. 2006

Urban influences on the nitrogen cycle in Puerto Rico.  79:109-133. 2006

The origin, composition and rates of organic nitrogen deposition: a missing piece of the nitrogen cycle?.  57:99-136. 2002

Distribution of nitrous oxide and regulators of its production across a tropical rainforest catena in the Luquillo Experimental Forest, Puerto Rico..  56:265-286. 2001

Nitrogen uptake and transformation in a midwestern US stream: A stable isotope enrichment study.  54:297-340. 2001

Dissolved organic nitrogen budgets for upland, forested ecosystems in New England..  49:123-142. 2000

The effect of permafrost on stream biogeochemistry: a case study of two streams in the Alaskan (U.S.A.) taiga..  47:239-267. 1999

A nitrogen budget for late-successional hillslope tobonuco forest, Puerto Rico..  46:85-108. 1999

Nitrogen stable isotopic composition of leaves and soil: tropical versus temperate forests..  46:45-65. 1999

Nitrogen yields from undisturbed watersheds in the Americas.  46:149-162. 1999

The globalization of N deposition: ecosystem consequences in tropical environments..  46:67-83. 1999

Vertical transport of dissolved organic C and N under long-term N amendments in pine and hardwood forests..  35:471-505. 1996

Riparian nitrogen dynamics in two geomorphologically distinct tropical rain forest watersheds: nitrous oxide fluxes..  18:77-99. 1992

Riparian nitrogen dynamics in two geomorphologically distinct tropical rain forest watersheds: subsurface solute patterns..  18:53-75. 1992

KINETICS AND MECHANISMS OF DISSOLVED ORGANIC-CARBON RETENTION IN A HEADWATER STREAM.  1:329-352. 1985

Agronomy & Agriculture