Christopher Hain
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View article: A comparison of drought indices for crop yield loss detection: The role of green-up onset alignment and spatial resolution
A comparison of drought indices for crop yield loss detection: The role of green-up onset alignment and spatial resolution Open
Study region: Central Plateau of Mexico Study focus: This study investigated the relationships between yield anomalies of rainfed crops and six drought indices: evaporative stress indices (ESIs) derived from the ALEXI, MOD16, and GLEAM eva…
View article: Intercomparison of Earth Observation products for hyper-resolution hydrological modelling over Europe
Intercomparison of Earth Observation products for hyper-resolution hydrological modelling over Europe Open
View article: Human footprint drives sustained evapotranspiration decline in Amazonia
Human footprint drives sustained evapotranspiration decline in Amazonia Open
Evapotranspiration (ET) in the Amazon strongly couples land and atmosphere to regulate water, carbon, and energy. However, deforestation and fires diminish the function of deep-rooted trees, weakening the forest’s water recycling. Shifts i…
View article: Global Impacts of Wet Extremes on Evapotranspiration: Role of Watershed Characteristics
Global Impacts of Wet Extremes on Evapotranspiration: Role of Watershed Characteristics Open
View article: Near Real-Time Estimation of Daytime and Nighttime Evapotranspiration Using GOES-R Observations and Machine Learning Models
Near Real-Time Estimation of Daytime and Nighttime Evapotranspiration Using GOES-R Observations and Machine Learning Models Open
View article: Global Impacts of Wet Extremes on Evapotranspiration: Role of Watershed Characteristics
Global Impacts of Wet Extremes on Evapotranspiration: Role of Watershed Characteristics Open
View article: Prithvi-EO-2.0: A Versatile Multi-Temporal Foundation Model for Earth Observation Applications
Prithvi-EO-2.0: A Versatile Multi-Temporal Foundation Model for Earth Observation Applications Open
This technical report presents Prithvi-EO-2.0, a new geospatial foundation model that offers significant improvements over its predecessor, Prithvi-EO-1.0. Trained on 4.2M global time series samples from NASA's Harmonized Landsat and Senti…
View article: Multivariate Evaluation of Flash Drought Across the United States
Multivariate Evaluation of Flash Drought Across the United States Open
This study uses the flash drought intensity index (FDII) to develop a multivariate flash drought climatology for the contiguous U.S. using data from 2001 to 2021. The FDII method uses the rate of intensification (FD‐INT) and subsequent dro…
View article: Disruption of the Water-Carbon Cycle under Wet Climate Extremes
Disruption of the Water-Carbon Cycle under Wet Climate Extremes Open
View article: Evaluating a multi-step collocation approach for an ensemble climatological dataset of actual evapotranspiration over Italy
Evaluating a multi-step collocation approach for an ensemble climatological dataset of actual evapotranspiration over Italy Open
Accurate estimations of actual evapotranspiration (ET) are key in a variety of water balance applications, but divergent results can be obtained due to the large range of available methodologies. The use of an ensemble approach is a suitab…
View article: Part 1: Disruption of Water-Carbon Cycle under Wet Climate Extremes
Part 1: Disruption of Water-Carbon Cycle under Wet Climate Extremes Open
Modern climate change presents unprecedented challenges, posing critical crises that threaten sustainable development, human well-being, and planetary health. A significant concern is the potential for global warming to cause irreversible …
View article: A <i>Blautia producta</i> specific gFET-based aptasensor for quantitative monitoring of microbiome quality
A <i>Blautia producta</i> specific gFET-based aptasensor for quantitative monitoring of microbiome quality Open
Typical configuration of an rGO-FET (left) with response to the device when there is no target ( Blautia producta ) applied (green) and when the target analyte is present (red) (right).
View article: Global Flash Droughts Characteristics: Onset, Duration, and Extent at Watershed Scales
Global Flash Droughts Characteristics: Onset, Duration, and Extent at Watershed Scales Open
Addressing impacts of flash droughts (FDs) on the water‐food nexus requires a understanding of FD mechanisms and drivers at the watershed level. Examining climatic drivers, dry and wet spell lengths from 1980 to 2019, we analyzed FD spatia…
View article: A brief history of the thermal IR-based Two-Source Energy Balance (TSEB) model – diagnosing evapotranspiration from plant to global scales
A brief history of the thermal IR-based Two-Source Energy Balance (TSEB) model – diagnosing evapotranspiration from plant to global scales Open
Thermal infrared (TIR) remote sensing of the land-surface temperature (LST) provides an invaluable diagnostic of surface fluxes and vegetation state, from plant and sub-field scales up to regional and global coverage. However, without prop…
View article: Quantifying the Impact of Dynamic Lapse Regimes on Spatially-Distributed Snow Simulations
Quantifying the Impact of Dynamic Lapse Regimes on Spatially-Distributed Snow Simulations Open
Accurate characterization of surface meteorological distributions over coastal areas and complex terrain, especially the relationship between temperature and altitude, is essential for the accurate simulation of snowpack dynamics. This bec…
View article: Assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications
Assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications Open
Remotely sensed evapotranspiration (ET) data offer strong potential to support data-driven approaches for sustainable water management. However, practitioners require robust and rigorous accuracy assessments of such data. The OpenET system…
View article: Droughts impede water balance recovery from fires in the Western United States
Droughts impede water balance recovery from fires in the Western United States Open
View article: OpenET model data for assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications
OpenET model data for assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications Open
Overview This dataset includes daily and monthly evapotranspiration (ET) data from the remote sensing models that comprise the [OpenET](https://openetdata.org/) ensemble as described in Melton et al., 2022 (https://doi.org/10.1111/1752-168…
View article: OpenET model data for assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications
OpenET model data for assessing the accuracy of OpenET satellite-based evapotranspiration data to support water resource and land management applications Open
Overview This dataset includes daily and monthly evapotranspiration (ET) data from the remote sensing models that comprise the [OpenET](https://openetdata.org/) ensemble as described in Melton et al., 2022 (https://doi.org/10.1111/1752-168…
View article: High-resolution air quality simulations of ozone exceedance events during the Lake Michigan Ozone Study
High-resolution air quality simulations of ozone exceedance events during the Lake Michigan Ozone Study Open
We evaluate two high-resolution Lake Michigan air quality simulations during the 2017 Lake Michigan Ozone Study campaign. These air quality simulations employ identical chemical configurations but use different input meteorology. The AP-XM…
View article: Meteorological modeling sensitivity to parameterizations and satellite-derived surface datasets during the 2017 Lake Michigan Ozone Study
Meteorological modeling sensitivity to parameterizations and satellite-derived surface datasets during the 2017 Lake Michigan Ozone Study Open
High-resolution simulations were performed to assess the impact of different parameterization schemes, surface datasets, and analysis nudging on lower-tropospheric conditions near Lake Michigan. Simulations were performed where climatologi…
View article: Attributing the drivers of runoff decline in the Thaya river basin
Attributing the drivers of runoff decline in the Thaya river basin Open
Study Region: : The Thaya river basin provides multiple water uses in the transboundary region of Lower Austria and Southern Moravia. Due to the low precipitation (P) to reference evapotranspiration (ETo) ratio, the Thaya river basin is am…
View article: Assimilation of Blended Satellite Soil Moisture Data Products to Further Improve Noah-MP Model Skills
Assimilation of Blended Satellite Soil Moisture Data Products to Further Improve Noah-MP Model Skills Open
Microwave satellite remote sensing has enabled observations of soil moisture (SM) at the global scale, and multiple SM data products have been developed in the past decades. However, single-sensor-based measurements are insufficient for co…
View article: Comment on egusphere-2023-153
Comment on egusphere-2023-153 Open
Abstract. High-resolution simulations were performed to assess the impact of different parameterization schemes, surface initialization datasets, and analysis nudging on lower-tropospheric conditions near Lake Michigan. Si…
View article: Meteorological modeling sensitivity to parameterizations and satellite-derived surface datasets during the 2017 Lake Michigan Ozone Study
Meteorological modeling sensitivity to parameterizations and satellite-derived surface datasets during the 2017 Lake Michigan Ozone Study Open
High-resolution simulations were performed to assess the impact of different parameterization schemes, surface initialization datasets, and analysis nudging on lower-tropospheric conditions near Lake Michigan. Simulations were run where cl…
View article: Comment on egusphere-2023-152
Comment on egusphere-2023-152 Open
Abstract. We evaluate two high-resolution Lake Michigan air quality simulations during the 2017 Lake Michigan Ozone Study campaign. These air quality simulations employ identical chemical configurations but use different i…
View article: Towards a better understanding of deep belowground water stores and their influence on land-atmosphere exchange and drought impacts
Towards a better understanding of deep belowground water stores and their influence on land-atmosphere exchange and drought impacts Open
Water availability controls vegetation activity and the carbon balance of terrestrial ecosystems across a large portion of the global land surface. Although the influence of terrestrial water storage (TWS) on the land carbon balance is evi…
View article: Global patterns of water storage in the rooting zones of vegetation
Global patterns of water storage in the rooting zones of vegetation Open
View article: High resolution CMAQ simulations of ozone exceedance events during the Lake Michigan Ozone Study
High resolution CMAQ simulations of ozone exceedance events during the Lake Michigan Ozone Study Open
We evaluate two high-resolution Lake Michigan air quality simulations during the 2017 Lake Michigan Ozone Study campaign. These air quality simulations employ identical chemical configurations but use different input meteorology. The “EPA”…
View article: Evaluation of Partitioned Evaporation and Transpiration Estimates within the DisALEXI Modeling Framework over Irrigated Crops in California
Evaluation of Partitioned Evaporation and Transpiration Estimates within the DisALEXI Modeling Framework over Irrigated Crops in California Open
Accurate characterization of evapotranspiration (ET) is imperative in water-limited cropping systems such as California vineyards and almond orchards. Satellite-based ET modeling techniques, including the atmosphere–land exchange inverse m…