Joseph A. Berry
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View article: A perspective: A biochemical model of photosynthetic CO2 assimilation in leaves of C3 species (Planta 149, 78–90)
A perspective: A biochemical model of photosynthetic CO2 assimilation in leaves of C3 species (Planta 149, 78–90) Open
The model of C 3 photosynthesis of Farquhar et al. (1980) integrated knowledge of the functioning of the biochemical components of photosynthetic carbon assimilation in C 3 plants. The model linked equations describing activated Rubisco ki…
View article: Predictive stability in biopharmaceuticals and vaccines: Perspectives and recommendations towards accelerating patient access
Predictive stability in biopharmaceuticals and vaccines: Perspectives and recommendations towards accelerating patient access Open
The perspective review discusses predictive stability computational modeling and scientific risk-based approaches to prospectively assess long-term stability and shelf-life of biotherapeutics and vaccines. New regulatory approaches are con…
View article: Maximal respiratory pressures: Normal values.
Maximal respiratory pressures: Normal values. Open
Maximal respiratory pressures: Normal values.
View article: The weekly cycle of photosynthesis in Europe reveals the negative impact of particulate pollution on ecosystem productivity
The weekly cycle of photosynthesis in Europe reveals the negative impact of particulate pollution on ecosystem productivity Open
Aerosols can affect photosynthesis through radiative perturbations such as scattering and absorbing solar radiation. This biophysical impact has been widely studied using field measurements, but the sign and magnitude at continental scales…
View article: Scaling from Flux Towers to Ecosystem Models: Regional Constraints on Carbon Cycle Processes from Atmospheric Carbonyl Sulfide (Final Report)
Scaling from Flux Towers to Ecosystem Models: Regional Constraints on Carbon Cycle Processes from Atmospheric Carbonyl Sulfide (Final Report) Open
DOE supported research suggests that gross primary productivity (GPP) is largely underestimated by global earth system models [Welp et al., 2011], reflecting the persistent challenge in extrapolating from local-scale GPP observations to gl…
View article: Solar-induced fluorescence products show variable skill in constraining global patterns in biospheric CO2 fluxes
Solar-induced fluorescence products show variable skill in constraining global patterns in biospheric CO2 fluxes Open
Solar-induced fluorescence (SIF) shows enormous promise as a proxy for photosynthesis and as a tool for modeling variability in gross primary productivity (GPP) and net biosphere exchange (NBE). In this study, we explore the skill of SIF a…
View article: Quantifying Northern High Latitude Gross Primary Productivity (GPP) Using Carbonyl Sulfide (OCS)
Quantifying Northern High Latitude Gross Primary Productivity (GPP) Using Carbonyl Sulfide (OCS) Open
The northern high latitude (NHL, 40°N to 90°N) is where the second peak region of gross primary productivity (GPP) other than the tropics. The summer NHL GPP is about 80% of the tropical peak, but both regions are still highly uncertain (N…
View article: Solar-induced fluorescence products show variable skill in constraining global patterns in biospheric CO2 fluxes
Solar-induced fluorescence products show variable skill in constraining global patterns in biospheric CO2 fluxes Open
Earth and Space Science Open Archive This preprint has been submitted to and is under consideration at Global Biogeochemical Cycles. ESSOAr is a venue for early communication or feedback before peer review. Data may be preliminary.Learn mo…
View article: Leafweb: Dataset in Support of Coupled Modeling of Photophysics, Photochemistry, and Biochemistry of Photosynthesis, December 2022 Release
Leafweb: Dataset in Support of Coupled Modeling of Photophysics, Photochemistry, and Biochemistry of Photosynthesis, December 2022 Release Open
This data set contains measurements of leaf gas exchange and Pulse-Amplitude Modulated (PAM) fluorometry of light, carbon dioxide (CO2), oxygen (O2), and temperature responses from 26 C3 photosynthetic and four C4 photosynthetic species me…
View article: Representing plant diversity in land models: An evolutionary approach to make “Functional Types” more functional
Representing plant diversity in land models: An evolutionary approach to make “Functional Types” more functional Open
Plants are critical mediators of terrestrial mass and energy fluxes, and their structural and functional traits have profound impacts on local and global climate, biogeochemistry, biodiversity, and hydrology. Yet, Earth System Models (ESMs…
View article: Evaluation of carbonyl sulfide biosphere exchange in the Simple Biosphere Model (SiB4)
Evaluation of carbonyl sulfide biosphere exchange in the Simple Biosphere Model (SiB4) Open
The uptake of carbonyl sulfide (COS) by terrestrial plants is linked to photosynthetic uptake of CO2 as these gases partly share the same uptake pathway. Applying COS as a photosynthesis tracer in models requires an accurate representation…
View article: A physiological signal derived from sun-induced chlorophyll fluorescence quantifies crop physiological response to environmental stresses in the U.S. Corn Belt
A physiological signal derived from sun-induced chlorophyll fluorescence quantifies crop physiological response to environmental stresses in the U.S. Corn Belt Open
Sun-induced chlorophyll fluorescence (SIF) measurements have shown unique potential for quantifying plant physiological stress. However, recent investigations found canopy structure and radiation largely control SIF, and physiological rele…
View article: NIRVP: A robust structural proxy for sun-induced chlorophyll fluorescence and photosynthesis across scales
NIRVP: A robust structural proxy for sun-induced chlorophyll fluorescence and photosynthesis across scales Open
Sun-induced chlorophyll fluorescence (SIF) is a promising new tool for remotely estimating photosynthesis. However, the degree to which incoming solar radiation and the structure of the canopy rather than leaf physiology contribute to SIF …
View article: Phenology-pigment based automated peanut mapping using sentinel-2 images
Phenology-pigment based automated peanut mapping using sentinel-2 images Open
Reliable spatiotemporal crop data are vital for sustainable agricultural management. However, efficient algorithms that can be automatically applied to large regions are scarce, especially for cash crops, since it is hard to distinguish th…
View article: Response to Comments on “Recent global decline of CO <sub>2</sub> fertilization effects on vegetation photosynthesis”
Response to Comments on “Recent global decline of CO <sub>2</sub> fertilization effects on vegetation photosynthesis” Open
Our study suggests that the global CO 2 fertilization effect (CFE) on vegetation photosynthesis has declined during the past four decades. The Comments suggest that the temporal inconsistency in AVHRR data and the attribution method underm…
View article: Review of bg-2021-192
Review of bg-2021-192 Open
Abstract. The uptake of carbonyl sulfide (COS) by terrestrial plants is linked to photosynthetic uptake of CO2 as these gases partly share the same uptake pathway. Applying COS as a photosynthesis tracer in models requires an accurate repr…
View article: Evaluation of carbonyl sulfide biosphere exchange in the Simple Biosphere Model (SiB4)
Evaluation of carbonyl sulfide biosphere exchange in the Simple Biosphere Model (SiB4) Open
The uptake of carbonyl sulfide (COS) by terrestrial plants is linked to photosynthetic uptake of CO2 by a shared diffusion pathway. Applying COS as a photosynthesis tracer in models requires an accurate representation of biosphere COS flux…
View article: Quantifying high‐temperature stress on soybean canopy photosynthesis: The unique role of sun‐induced chlorophyll fluorescence
Quantifying high‐temperature stress on soybean canopy photosynthesis: The unique role of sun‐induced chlorophyll fluorescence Open
High temperature and accompanying high vapor pressure deficit often stress plants without causing distinctive changes in plant canopy structure and consequential spectral signatures. Sun‐induced chlorophyll fluorescence (SIF), because of i…
View article: Potential of hotspot solar‐induced chlorophyll fluorescence for better tracking terrestrial photosynthesis
Potential of hotspot solar‐induced chlorophyll fluorescence for better tracking terrestrial photosynthesis Open
Remote sensing of solar‐induced fluorescence (SIF) opens a new window for quantifying a key ecological variable, the terrestrial ecosystem gross primary production (GPP), because of the revealed strong SIF–GPP correlation. However, similar…
View article: The impact of indicator selection on assessment of global greening
The impact of indicator selection on assessment of global greening Open
Greening represents a significant increase in vegetation activity. Accurate quantification of global greening in peak growth is vital for quantifying changes in terrestrial productivity. Normalized Difference Vegetation Index (NDVI) is the…
View article: NIRvP: a robust structural proxy for sun-induced chlorophyll fluorescence and photosynthesis across scales
NIRvP: a robust structural proxy for sun-induced chlorophyll fluorescence and photosynthesis across scales Open
Sun-induced chlorophyll fluorescence (SIF) is a promising new tool for remotely estimating photosynthesis. However, the degree to which incoming sunlight and the structure of the canopy rather than leaf physiology contribute to SIF variati…
View article: Recent global decline of CO <sub>2</sub> fertilization effects on vegetation photosynthesis
Recent global decline of CO <sub>2</sub> fertilization effects on vegetation photosynthesis Open
A decline in the carbon fertilization effect One source of uncertainty in climate science is how the carbon fertilization effect (CFE) will contribute to mitigation of anthropogenic climate change. Wang et al. explored the temporal dynamic…
View article: Amazon rainforest photosynthesis increases in response to atmospheric dryness
Amazon rainforest photosynthesis increases in response to atmospheric dryness Open
Models show that increasing air dryness reduces photosynthesis in the Amazon rainforest, while observations show the opposite.
View article: The Warburg-effects: basic metabolic processes with reference to cancer development and global photosynthesis
The Warburg-effects: basic metabolic processes with reference to cancer development and global photosynthesis Open
One century ago (1920), Otto Warburg (1883-1970) discovered that in liquid cultures of unicellular green algae (Chlorella sp.) molecular oxygen (O2) exerts an inhibitory effect on photosynthesis. Decades later, O2 dependent suppression of …
View article: Amazon rainforest increases photosynthesis in reponse to atmospheric dryness
Amazon rainforest increases photosynthesis in reponse to atmospheric dryness Open
<p>Earth system models predict that atmospheric dryness reduces photosynthesis due to its reductive effect on stomatal conductance. However, while this representation may be appropriate in many environments, in the wet Amazonian trop…
View article: Disentangling ecosystem transpiration from evapotranspiration observations employing simplified vegetation-substrate energy balance model
Disentangling ecosystem transpiration from evapotranspiration observations employing simplified vegetation-substrate energy balance model Open
<p>Evapotranspiration (E<sub>ET</sub>) observed by eddy covariance (EC) towers is composed of physical evaporation (E<sub>E</sub>) from wet surfaces and biological transpiration (E<sub>T</sub>), th…