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Land surface

A global analysis of soil moisture derived from satellite observations and a land surface model

A global analysis of soil moisture derived from satellite observations and a land surface model

... controlling land surface-climate feed- backs at both the local and global ...cm surface depth and ORCHIDEE at the root zone ...a land surface model like ORCHIDEE with an improved hy- ...

16

Improving operational land surface model canopy evapotranspiration in Africa using a direct remote sensing approach

Improving operational land surface model canopy evapotranspiration in Africa using a direct remote sensing approach

... Global Land Data Assimilation System real- ization of the National Centers for Environmental Prediction, Oregon State University, Air Force, and Hydrology Research Laboratory at National Weather Service ...

14

Spatio-temporal variations and uncertainty in land surface modelling for high latitudes: univariate response analysis

Spatio-temporal variations and uncertainty in land surface modelling for high latitudes: univariate response analysis

... model land surface and aquatic changes un- der climate ...on land surface mod- els (LSMs) and the extent to which existing LSMs could pro- vide forecasts useful for the purposes of predicting ...

25

MUREX: a land-surface field experiment to study the annual cycle of the energy and water budgets

MUREX: a land-surface field experiment to study the annual cycle of the energy and water budgets

... of Land Surface Parametrisation Schemes ...of surface, signi®cant di€eren- ces occurred between models and observations, and models ...and surface runo€, with a possible feedback on cloud ...

18

Uncertainty in evapotranspiration from land surface modeling, remote sensing, and GRACE satellites

Uncertainty in evapotranspiration from land surface modeling, remote sensing, and GRACE satellites

... using ET MODIS shows the lowest correlation with the GRACE-derived counterpart. Water budget estimates of TWSC or TWSA using ET Mosaic show the lowest correlation with GRACE-derived counterparts in all LSMs. Improvements ...

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Modeling the impacts of diffuse light fraction on photosynthesis in ORCHIDEE (v5453) land surface model

Modeling the impacts of diffuse light fraction on photosynthesis in ORCHIDEE (v5453) land surface model

... global land carbon cy- cle, as they alter light distribution and photosynthesis in veg- etation ...current land surface ...Ecosystems) land surface model (trunk version, v5453) and use ...

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Point-scale evaluation of the Soil, Vegetation, and Snow (SVS) land surface model

Point-scale evaluation of the Soil, Vegetation, and Snow (SVS) land surface model

... ). The factor avoid changes in the heat storage in the ecosystem. It was calculated at 30-min time intervals and applied only when energy closure fell outside 1.5 times the interquartile interval and when all the terms ...

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The Water Isotopic Version of the Land-Surface Model ORCHIDEE: Implementation, Evaluation, Sensitivity to Hydrological Parameters

The Water Isotopic Version of the Land-Surface Model ORCHIDEE: Implementation, Evaluation, Sensitivity to Hydrological Parameters

... Measurements used for evaluation To first order the composition of all land surface water pools is driven by that in the precipitation [79]. Therefore, a rigorous evaluation of an isotope-enabled LSM ...

25

Deep Mixture Model-Based Land Surface Temperature Retrieval for Hyperspectral Thermal IASI Sensor

Deep Mixture Model-Based Land Surface Temperature Retrieval for Hyperspectral Thermal IASI Sensor

... infrared, land surface temperature retrieval, IASI, deep ...the land surface temperature (LST) at scales that vary from the regional through to the global ...feature land surface ...

10

Impact of interactive vegetation phenology on the simulated pan-arctic land surface state

Impact of interactive vegetation phenology on the simulated pan-arctic land surface state

... To assess the impact of interactive phenology on proj~cted changes to the land surface state , two further simulations are compared , one with CLASS and the other with[r] ...

80

Land-surface controls on afternoon precipitation diagnosed from observational data: uncertainties and confounding factors

Land-surface controls on afternoon precipitation diagnosed from observational data: uncertainties and confounding factors

... additionally linked to soil moisture variations, owing to the soil-moisture-limited climate regime. 1 Introduction Soil-moisture–precipitation feedback has been investigated for several decades and, despite some ...

26

Modeling the Vegetation Dynamics of Northern Shrubs and Mosses in the ORCHIDEE Land Surface Model

Modeling the Vegetation Dynamics of Northern Shrubs and Mosses in the ORCHIDEE Land Surface Model

... 1. Introduction Earth system models (ESMs) with integrated land surface models (LSMs) are used for projections of vegeta- tion changes in conjunction with climate change (Cox et al., 2000; Oki & Kanae, ...

17

Coupling the High Complexity Land Surface Model ACASA to the Mesoscale Model WRF

Coupling the High Complexity Land Surface Model ACASA to the Mesoscale Model WRF

... snow surface, would result in overturning of eddies to trans- port relative warm air from above and within the canopy to the snow surface ...of land surface evaporation, heat, carbon dioxide ...

34

Satellite-derived land surface parameters for mesoscale modelling of the Mexico City basin

Satellite-derived land surface parameters for mesoscale modelling of the Mexico City basin

... with land surface models and ground data to obtain soil moisture fields for global ...derive surface flux estimates by combining satellite measurements of surface temperature with a soil ...

17

Coupling the high-complexity land surface model ACASA to the mesoscale model WRF

Coupling the high-complexity land surface model ACASA to the mesoscale model WRF

... Current land surface models, ...the surface layer by using a single-layer “big-leaf” parameterization and other assumptions, usually based on some form of bulk Monin–Obukhov-type similarity theory ...

17

A multi-layer land surface energy budget model for implicit coupling with global atmospheric simulations

A multi-layer land surface energy budget model for implicit coupling with global atmospheric simulations

... the land sur- face model, it will tend to be dampened in subsequent time steps, rather than diverge ...the land surface was a simple bucket model, but as the land surface schemes have ...

24

Assimilation of river discharge in a land surface model to improve estimates of the continental water cycles

Assimilation of river discharge in a land surface model to improve estimates of the continental water cycles

... Riverine input can also be obtained through forcing a state- of-the-art land surface model (LSM) or global hydrological model (GHM) with bias-corrected atmospheric conditions (e.g., aus der Beek et al., ...

21

Forest biomass allometry in global land surface models

Forest biomass allometry in global land surface models

... global land surface models simulate photosynthesis, respiration, and disturbance, important flows in the carbon cycle that are widely tested against flux towers and CO 2 concentration ...of land ...

17

Using water isotopes in the evaluation of land surface models

Using water isotopes in the evaluation of land surface models

... of land surface models Francesca Guglielmo (1), Camille Risi (2), Catherine Ottlé (1), Vladislav Bastrikov (1,3,4), Victor Valdayskikh (3), Olivier Cattani (1), Jean Jouzel (1), Konstantin Gribanov (3), ...

2

Variarional data assimilation in the land surface model ORCHIDEE using YAO

Variarional data assimilation in the land surface model ORCHIDEE using YAO

... 72 4.4.3 Adjoint Model Validation Once the direct model is validated and the derivatives of each module are computed, YAO generates (while compiling the project) a code that represents the backward integration of the ...

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