Results 71 to 80 of about 2,217 (208)

The underappreciated roles of fog and dew on vegetation and biocrusts

open access: yesNew Phytologist, Volume 251, Issue 1, Page 46-63, July 2026.
Summary Fog and dew represent minor components of ecosystem water budgets in most ecosystems. However, fog and dew can play an essential role in ecosystem dynamics and are particularly important for water‐limited systems. In addition to serving as direct water inputs, fog and dew can influence microclimate and water redistribution, thereby promoting ...
Lixin Wang, Yue Li, Mengyun Sun, Na Qiao
wiley   +1 more source

Passive Microwave Remote Sensing of Rain from Satellite Sensors

open access: yes, 2010
The purpose of this chapter is to offer an accurate treatment of relevant aspects of satellite remote sensing of precipitation using passive microwave (PMW) radiometers. Microwave observations of the Earth’s system differ substantially from those based on optical and infrared wavelengths.
Laviola S, V Levizzani
openaire   +3 more sources

Multispectral Shared‐Aperture Metasurface With RF Wide‐Angle and Polarization Stability for Tri‐Band Transmission and High‐Fidelity Imaging

open access: yesNanophotonics, Volume 15, Issue 12, 25 June 2026.
This study presents a multispectral compatible metasurface that achieves high transmission across three radio frequency bands, high optical transparency, and high fidelity imaging capabilities through a two‐dimensional spatial combination strategy of synergistic and minimalist low‐duty‐cycle units.
He Lin   +8 more
wiley   +1 more source

Simulation of Active and Passive Satellite Observations and Estimation of Vegetation Optical Depth Across Different Frequencies Based on a Theoretical Scattering Model in the Tibetan Grassland

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Multifrequency active and passive microwave remote sensing can deliver complementary insights for surface observations. In this study, we aim to simultaneously reproduce these observations and analyze their covariations, as well as to explore the impacts
Xiaojing Bai   +3 more
doaj   +1 more source

A novel algorithm for monitoring reservoirs under all‐weather conditions at a high temporal resolution through passive microwave remote sensing

open access: yesGeophysical Research Letters, 2016
Flood mitigation in developing countries has been hindered by a lack of near real‐time reservoir storage information at high temporal resolution. By leveraging satellite passive microwave observations over a reservoir and its vicinity, we present a ...
Shuai Zhang, Huilin Gao
doaj   +1 more source

Passive Microwave Melt Onset Retrieval Based on a Variable Threshold: Assessment in the Canadian Arctic Archipelago

open access: yesRemote Sensing, 2019
The Canadian Arctic Archipelago (CAA) presents unique challenges to the determination of melt onset (MO) using remote sensing data. High spatial resolution data is required to discern melt onset among the islands and narrow waterways of the region ...
Stephen Marshall   +2 more
doaj   +1 more source

Identifying Energy Balance Drivers of Greenland Ice Sheet Surface Melt Using Causal Discovery

open access: yesGeophysical Research Letters, Volume 53, Issue 11, 16 June 2026.
Abstract Greenland Ice Sheet (GrIS) mass loss has accelerated in recent decades, primarily due to enhanced surface melt. Identifying the causal dependencies of surface melt remains challenging with conventional correlations. Using the PCMCI+ ${\text{PCMCI}}^{+}$ causal discovery algorithm applied to CESM2 large‐ensemble simulations and evaluated ...
Ziqi Yin   +7 more
wiley   +1 more source

AMSR2 Soil Moisture Downscaling Using Temperature and Vegetation Data

open access: yesRemote Sensing, 2018
Soil moisture (SM) applications in terrestrial hydrology require higher spatial resolution soil moisture products than those provided by passive microwave remote sensing instruments (grid resolution of 9 km or larger).
Bin Fang   +3 more
doaj   +1 more source

Historical Increase in Autumn and Winter Cyclone‐Associated Precipitation Over the Arctic Ocean Driven Primarily by Enhanced Arctic Evaporation

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 11, 16 June 2026.
Abstract What is the relative importance of variability in local evaporation versus moisture convergence from lower latitudes to changes in autumn/winter Arctic Ocean precipitation? Past research has offered sometimes contradictory answers. Here we offer some resolution to this question by addressing two research gaps.
Alex D. Crawford   +2 more
wiley   +1 more source

Dual‐Mode Magnetic Elastomer for On‐Demand Motion and Degradation

open access: yesAdvanced Functional Materials, Volume 36, Issue 49, 18 June 2026.
A dual‐mode magnetic elastomer is introduced, enabling DC field‐driven programmable actuation and AC field‐driven magnetothermal degradation. GHz‐range magnetic fields generate ultrafast heating of magnetic nanoparticles that activates cleavage of the silicone elastomer matrix.
Jieun Han   +13 more
wiley   +1 more source

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