Results 61 to 70 of about 27,923 (202)

Parameter sensitivity analysis for different complexity land surface models using multicriteria methods [PDF]

open access: yes, 2006
A multicriteria algorithm, the MultiObjective Generalized Sensitivity Analysis (MOGSA), was used to investigate the parameter sensitivity of five different land surface models with increasing levels of complexity in the physical representation of the ...
Bastidas, LA   +4 more
core   +1 more source

Resolving Orbital and Climate Keys of Earth and Extraterrestrial Environments with Dynamics 1.0: A General Circulation Model for Simulating the Climates of Rocky Planets

open access: yes, 2017
Resolving Orbital and Climate Keys of Earth and Extraterrestrial Environments with Dynamics (ROCKE-3D) is a 3-Dimensional General Circulation Model (GCM) developed at the NASA Goddard Institute for Space Studies for the modeling of atmospheres of Solar ...
Aleinov, Igor   +10 more
core   +1 more source

Extreme Magnification Microlensing Event OGLE-2008-BLG-279: Strong Limits on Planetary Companions to the Lens Star [PDF]

open access: yes, 2009
We analyze the extreme high-magnification microlensing event OGLE-2008-BLG-279, which peaked at a maximum magnification of A ~ 1600 on 30 May 2008.
A. Cassan   +111 more
core   +7 more sources

Snow stratigraphic heterogeneity within ground-based passive microwave radiometer footprints: implications for emission modeling [PDF]

open access: yes, 2014
Two-dimensional measurements of snowpack properties (stratigraphic layering, density, grain size and temperature) were used as inputs to the multi-layer Helsinki University of Technology (HUT) microwave emission model at a centimeter-scale horizontal ...
Derksen, Chris   +7 more
core   +1 more source

Performances of three representative snow depth products originated from passive microwave sensors over the Mongolian Plateau

open access: yesInternational Journal of Digital Earth
Snow depth (SD) plays a critical role in evaluating snow disasters, simulating hydrological processes and maintaining surface radiation balance etc. This study presents the first comprehensive evaluation of three SD products—SD-AMSR2, SD-Globsnow, and SD-
Sheng Chang   +3 more
doaj   +1 more source

Reduced fraction of young water in Alpine catchments with increased seasonal snow cover [PDF]

open access: yes, 2020
<p>Effective water resource management can benefit from estimations of when water entered the catchment and how long it takes to flow to the outlet. In this context, the so-called young water fraction (F<sub>yw</sub>) based on seasonal input and output tracer cycles is becoming increasingly used as ...
Natalie Ceperley   +7 more
openaire   +2 more sources

Legacy of snow cover on alpine landscapes

open access: yesCommunications Earth & Environment
Over the past four decades, seasonal snow cover has declined rapidly in temperate alpine regions. However, the fine-scale dynamics of snowmelt preceding the ongoing warming period remain largely unknown, limiting our understanding of the long-term ...
Philippe Choler   +11 more
doaj   +1 more source

FSC-USNet: Fractional Snow Cover Retrieval on the Tibetan Plateau by Integrating Improved Attention Mechanisms

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Snow on the Tibetan Plateau (TP) is not only a freshwater resource for the major rivers in Asia but also plays a significant role in adjusting temperature by reflecting solar radiation.
Xu Liu   +6 more
doaj   +1 more source

Earthshine as an Illumination Source at the Moon

open access: yes, 2019
Earthshine is the dominant source of natural illumination on the surface of the Moon during lunar night, and at locations within permanently shadowed regions that never receive direct sunlight.
Glenar, David A.   +4 more
core   +1 more source

Cross-Country Assessment of H-SAF Snow Products by Sentinel-2 Imagery Validated against In-Situ Observations and Webcam Photography

open access: yesGeosciences, 2019
Information on snow properties is of critical relevance for a wide range of scientific studies and operational applications, mainly for hydrological purposes.
Gaia Piazzi   +9 more
doaj   +1 more source

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