Results 21 to 30 of about 597,794 (328)

Net Ecosystem Production of Lakes Estimated From Hypolimnetic Organic Carbon Sinks

open access: yesWater Resources Research, 2021
This study presents a novel concept for estimating net ecosystem production (NEP), the export of organic carbon (OC) from the productive surface layer to the deep‐water (hypolimnion) of 11 seasonally stratified lakes, varying in depth and trophic state ...
T. Steinsberger, A. Wüest, B. Müller
semanticscholar   +1 more source

Influence of Thermal Stratification on Seasonal Net Ecosystem Production and Dissolved Inorganic Carbon in a Shallow Subtropical Lake

open access: yesJournal of Geophysical Research: Biogeosciences, 2020
Thermal stratification is a critical physical process controlling carbon (C) flux from lakes into the atmosphere. In general, vertical water temperature profiles in shallow subtropical lakes can vary significantly because typhoons frequently induce ...
Hao-Chi Lin   +5 more
semanticscholar   +1 more source

Net ecosystem productivity, net primary productivity and ecosystem carbon sequestration in a Pinus radiata plantation subject to soil water deficit [PDF]

open access: yesTree Physiology, 1998
Tree carbon (C) uptake (net primary productivity excluding fine root turnover, NPP') in a New Zealand Pinus radiata D. Don plantation (42 degrees 52' S, 172 degrees 45' E) growing in a region subject to summer soil water deficit was investigated jointly with canopy assimilation (A(c)) and ecosystem-atmosphere C exchange rate (net ecosystem productivity,
Arneth, A.   +3 more
openaire   +3 more sources

Interannual and spatial variability of net ecosystem production in forests explained by an integrated physiological indicator in summer

open access: yesEcological Indicators, 2021
Understanding the feedback of ecosystem carbon uptake on climate change at temporal and spatial scales is crucial for developing ecosystem models. Previous studies have focused on the role of spring and autumn phenology in regulating carbon sequestration
Ying Liu   +11 more
doaj   +1 more source

Boreal forest CO2 exchange and evapotranspiration predicted by nine ecosystem process models: Intermodel comparisons and relationships to field measurements [PDF]

open access: yes, 2001
Nine ecosystem process models were used to predict CO2 and water vapor exchanges by a 150-year-old black spruce forest in central Canada during 1994–1996 to evaluate and improve the models.
Amthor, Jeffrey S   +12 more
core   +2 more sources

The Influence of Grain Legume and Tillage Strategies on CO2 and N2O Gas Exchange under Varied Environmental Conditions

open access: yesAgriculture, 2021
By this in vitro study addressing greenhouse gas (GHG) emissions from soil-plant mesocosms, we suggest a method to investigate the joint effects of environmental conditions, growth of plants, and agricultural soil management.
Emilie Marie Øst Hansen   +4 more
doaj   +1 more source

Predicting the effects of climate change on water yield and forest production in the northeastern United States [PDF]

open access: yes, 1995
Rapid and simultaneous changes in temperature, precipitation and the atmospheric concentration of CO2 are predicted to occur over the next century. Simple, well-validated models of ecosystem function are required to predict the effects of these changes ...
Aber, John D   +7 more
core   +2 more sources

The allocation of ecosystem net primary productivity in tropical forests [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2011
The allocation of the net primary productivity (NPP) of an ecosystem between canopy, woody tissue and fine roots is an important descriptor of the functioning of that ecosystem, and an important feature to correctly represent in terrestrial ecosystem models.
Yadvinder, Malhi   +2 more
openaire   +2 more sources

Pre and post fire carbon dynamics in a Florida Scrub oak [PDF]

open access: yes, 2010
Scrub oak is a xeromorphic shrub ecosystem discontinuously distributed in coastal and inland Florida. It supports a high biodiversity which includes a large number of endangered and threatened species.
C. Ross Hinkle   +5 more
core   +2 more sources

Persistent Uncertainties in Ocean Net Primary Production Climate Change Projections at Regional Scales Raise Challenges for Assessing Impacts on Ecosystem Services

open access: yesFrontiers in Climate, 2021
Ocean net primary production (NPP) results from CO2 fixation by marine phytoplankton, catalysing the transfer of organic matter and energy to marine ecosystems, supporting most marine food webs, and fisheries production as well as stimulating ocean ...
A. Tagliabue   +6 more
semanticscholar   +1 more source

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