Results 81 to 90 of about 5,868 (254)

Trends in Phenological Parameters and Relationship Between Land Surface Phenology and Climate Data in the Hyrcanian Forests of Iran

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2017
Vegetation activity may be changed in response to climate variability by affecting seasonality and phenological events. Monitoring of land surface phenological changes play a key role in understanding feedback of ecosystem dynamics. This study focuses on the analysis of trends in land surface phenology derived parameters using normalized difference ...
Khadije Kiapasha   +6 more
openaire   +2 more sources

Urban‐driven homogenization of aquatic subsidy size structure cascades to riparian predator communities

open access: yesOikos, EarlyView.
The export of emergent aquatic insects is a critical energy subsidy for terrestrial food webs. While urbanization is known to alter stream communities, its effects on the size structure of these insect subsidies and the subsequent consequences for riparian predators remain poorly understood.
Charles Gagnon   +2 more
wiley   +1 more source

Season Spotter: Using Citizen Science to Validate and Scale Plant Phenology from Near-Surface Remote Sensing

open access: yesRemote Sensing, 2016
The impact of a rapidly changing climate on the biosphere is an urgent area of research for mitigation policy and management. Plant phenology is a sensitive indicator of climate change and regulates the seasonality of carbon, water, and energy fluxes ...
Margaret Kosmala   +5 more
doaj   +1 more source

Population recovery of an endangered macaw enhances long‐distance seed dispersal via stomatochory

open access: yesOikos, EarlyView.
Seed dispersal by large, mobile vertebrates plays a key role in shaping plant spatial dynamics and community structure. However, how variation in animal population size influences the magnitude and spatial scale of seed dispersal remains poorly understood.
Giulyana A. Benedicto   +2 more
wiley   +1 more source

Use of AMSR-E microwave satellite data for land surface characteristics and snow cover variation

open access: yesData in Brief, 2016
This data article contains data related to the research article entitled “Global land cover classification based on microwave polarization and gradient ratio (MPGR)” [1] and “Microwave polarization and gradient ratio (MPGR) for global land surface ...
Mukesh Singh Boori   +3 more
doaj   +1 more source

Made in the shade: Leaf responses of native wildflowers to single‐axis photovoltaic solar energy

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
As solar energy expands globally, balancing renewable power generation with biodiversity and ecosystem health has become an urgent challenge. This study investigated how native wildflowers respond at leaf level to the unique microclimates created by rotating solar panels in California's Central Valley.
Yudi Li   +3 more
wiley   +1 more source

Land surface phenologies and seasonalities using cool earthlight in mid-latitude croplands

open access: yesEnvironmental Research Letters, 2013
Phenology deals with timing of biotic phenomena and seasonality concerns temporal patterns of abiotic variables. Studies of land surface phenology (LSP) and land surface seasonality (LSS) have long been limited to visible to near infrared (VNIR ...
W G Alemu, G M Henebry
doaj   +1 more source

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