Results 31 to 40 of about 8,721 (261)

Revisiting 2013 Uttarakhand flash floods through hydrological evaluation of precipitation data sources and morphometric prioritization

open access: yesGeomatics, Natural Hazards & Risk, 2022
With advancements in computational technology, data assimilation techniques, high-resolution remote sensing, and complex climate models, numerous precipitation products are available with different spatiotemporal resolutions; however, their evaluation ...
Pratiman Patel   +7 more
doaj   +1 more source

Applicability Evaluation of China’s First Generation of Global Land Surface Reanalysis (CRA40/Land) Air Temperature and Precipitation Products in China Mainland

open access: yesGaoyuan qixiang, 2022
The applicability of first-generation of Chinese land surface reanalysis dataset (CRA40/Land) has been evaluated with the observations from 2231 national meteorological stations and further compared with the ERA5 and CFSR datasets in terms of the spatial
Caixia WANG   +4 more
doaj   +1 more source

ERA5-Land: a state-of-the-art global reanalysis dataset for land applications [PDF]

open access: yesEarth System Science Data, 2021
Framed within the Copernicus Climate Change Service (C3S) of the European Commission, the European Centre for Medium-Range Weather Forecasts (ECMWF) is producing an enhanced global dataset for the land component of the fifth generation of European ...
J. Muñoz-Sabater   +18 more
doaj   +1 more source

Evaluation of Lebanon’s Offshore-Wind-Energy Potential

open access: yesJournal of Marine Science and Engineering, 2019
The only regional evaluation of Lebanese wind-energy potential (National Wind Atlas) dates back to 2011 and was carried out by a United Nations agency. In this work, data from the most recent reanalysis (ERA5) developed at the European Center for Medium ...
Gabriel Ibarra-Berastegi   +3 more
doaj   +1 more source

Evaluation of nine machine learning methods for estimating daily land surface radiation budget from MODIS satellite data

open access: yesInternational Journal of Digital Earth, 2022
The all-wave net radiation (Rn) at the land surface represents surface radiation budget and plays an important role in the Earth's energy and water cycles.
Shaopeng Li   +12 more
doaj   +1 more source

An Assessment of ERA5 Reanalysis for Antarctic Near-Surface Air Temperature

open access: yesAtmosphere, 2021
The European Center for Medium-Range Weather Forecasts (ECMWF) released its latest reanalysis dataset named ERA5 in 2017. To assess the performance of ERA5 in Antarctica, we compare the near-surface temperature data from ERA5 and ERA-Interim with the ...
Jiangping Zhu   +5 more
doaj   +1 more source

An Evaluation of CRA40 and ERA5 Precipitation Products over China

open access: yesRemote Sensing, 2023
Precipitation datasets derived from reanalysis products play a crucial role in weather forecasting and hydrological applications. This paper aims to evaluate the performance of two distinct reanalysis precipitation products, i.e., the first-generation Chinese global land-surface reanalysis precipitation product (CRA40) and the fifth-generation European
Zhou, Zelan   +3 more
openaire   +2 more sources

Evaluating the surface energy partitioning in ERA5 [PDF]

open access: yes, 2020
Abstract. Climate reanalyses provide a plethora of global atmospheric and surface parameters in a consistent manner over multi-decadal time scales. Hence, they are widely-used in many fields, and an in-depth evaluation of the different variables provided by reanalyses is a necessary means to provide feedback on the quality to their users and the ...
Brecht Martens   +5 more
openaire   +1 more source

Hourly PWV Dataset Derived from GNSS Observations in China

open access: yesSensors, 2019
The rapid variation of atmospheric water vapor is important for a regional hydrologic cycle and climate change. However, it is rarely investigated in China, due to the lack of a precipitable water vapor (PWV) dataset with high temporal resolution ...
Qingzhi Zhao   +3 more
doaj   +1 more source

The ERA5-Land soil temperature bias in permafrost regions [PDF]

open access: yesThe Cryosphere, 2020
Abstract. ERA5-Land (ERA5L) is a reanalysis product derived by running the land component of ERA5 at increased resolution. This study evaluates ERA5L soil temperature in permafrost regions based on observations and published permafrost products. We find that ERA5L overestimates soil temperature in northern Canada and Alaska but underestimates it in mid–
B. Cao   +4 more
openaire   +3 more sources

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