Results 111 to 120 of about 719,972 (277)

Análisis de las tendencias del Índice de Vegetación de Diferencia Normalizado y variables climáticas en el Bosque deciduo de tierras bajas del Jama Zapotillo y Herbazal del Páramo de Loja, Ecuador

open access: yesBosques Latitud Cero
A escala global el cambio climático es una amenaza que influye en el funcionamiento de los ecosistemas. En la región sur de Ecuador en sus ecosistemas se desconoce el los efectos de la variabilidad del clima local y regional.
Raúl García, Willam Zhingre
doaj   +1 more source

Análisis de tendencias y variabilidad de la precipitación en las Cuencas Noroeste del Ecuador

open access: yesAgroecosistemas, 2023
Examinar las alteraciones en la oferta hídrica asociadas a la variabilidad climática, es de gran importancia para ajustar adaptaciones frente a los cambios actuales y futuros, para esto se requiere comprender cambios históricos espacio-temporales en el ...
Matailo-Ramírez, Luis   +2 more
doaj  

A multimodel intercomparison study of variable‐resolution global models with grid refinement over the Arctic and Antarctic

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
We document the protocol and first results from the first ever coordinated multimodel variable‐resolution experiment set with refinement over the polar regions. We find that the refinement generally yields model‐dependent effects. The most consistent improvement is an amelioration of the upper‐level cold bias in the polar regions that translates into ...
Lise Seland Graff   +8 more
wiley   +1 more source

Spatiotemporal Assessment of Groundwater Interactions With a Regulated River: A Case Study of the Nechako River, Canada

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Regulated rivers represent complex hydrological systems where groundwater–surface water interactions are governed by natural conditions and human interventions. This study investigates the spatiotemporal dynamics of groundwater–surface water exchanges in the Nechako River, British Columbia (Canada), using numerical simulations.
Milad Fakhari   +4 more
wiley   +1 more source

Mann-Kendall slope and trend significance test for the time series 1981–2017 for the Upper Paraguay River Basin (UPRB), the Highlands, and the Pantanal areas as well as their different sub-regions (see Fig 1).

open access: yes, 2020
Mann-Kendall slope and trend significance test for the time series 1981–2017 for the Upper Paraguay River Basin (UPRB), the Highlands, and the Pantanal areas as well as their different sub-regions (see Fig 1).
Wilmer Rojas (8261979)   +6 more
core   +1 more source

Riparian Failure: Damming and Flow Stabilization Exclude Cottonwood Colonization Along a Dryland River

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT The Marias River flows from Glacier National Park through northcentral Montana, and into the Missouri River. Annual flows gradually declined from 1902 to 2024 (~3.2%/decade) and the 1952 Tiber Dam and Lake Elwell reservoir were operated to attenuate peak flows and stabilize downstream flows year‐round.
Stewart B. Rood, Lori A. Goater
wiley   +1 more source

The Fundamentals of Baseball, by Leslie Mann

open access: yes, 1922
This 52 page pamphlet is titled "The Fundamentals of Baseball". It was written by Leslie Mann, a former Major League baseball player and Springfield College Alum and coach. The pamphlet is undated but it was most likely created during the early 1920's as
Mann, Leslie;
core  

Assessment of spatiotemporal trends in groundwater depth and salinity through GIS‐based geostatistical analysis: The case of Aksu Irrigation System in Antalya, Türkiye

open access: yesRiver, EarlyView.
The study revealed that while groundwater depth trends were generally risk‐free, electrical conductivity showed localized risks in 38% of the Aksu Irrigation System. Overall, 25% of the area was classified as risky. The integrated GIS‐based approach provides a rapid, objective, and cost‐effective tool for precision water management. Abstract Continuous
Bekir Sitki Karatas   +2 more
wiley   +1 more source

Effects of the prewhitening method, the time granularity, and the time segmentation on the Mann–Kendall trend detection and the associated Sen's slope

open access: yes, 2020
. The most widely used non-parametric method for trend analysis is the Mann-Kendall test associated with the Sen's slope. The Mann-Kendall test requires serially uncorrelated time series, whereas most of the atmospheric processes exhibit positive ...
M. Collaud Coen   +6 more
semanticscholar   +1 more source

Wholecloth quilt, by Evelyn Kate Wilkey Kendall

open access: yes, 1937
Image of Wholecloth quilt created in 1937 by Evelyn Kate Wilkey Kendall. Also includes questionnaires describing the quilt completed by Della Kendall as part of the Utah Quilt Guild\u27s documentation days held from 1988-1994.
Kendall, Evelyn Kate Wilkey
core  

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