Results 51 to 60 of about 7,379 (197)

Multi‐Timescale Drought Evolution in Greece (1960–2022) From Station‐Based SPI and SPEI

open access: yesInternational Journal of Climatology, EarlyView.
Using homogenized data from 67 HNMS stations in Greece (1960–2022), we calculated SPI and SPEI at 1–12‐month scales to characterize meteorological to hydrological drought. We quantified the network‐based spatial extent of drought, compared SPI and SPEI drought signals, and tested changes with autocorrelation‐robust Mann–Kendall trends and Pettitt ...
Michael Samouris   +3 more
wiley   +1 more source

Machine Learning‐Based Correction of Reanalysis Surface Radiation Fluxes Using Ground‐Measured Data in the Southern Brazilian Pampa Biome

open access: yesInternational Journal of Climatology, EarlyView.
This study demonstrates that ERA5 provides more accurate surface radiation flux estimates than MERRA2 across the Southern Brazilian Pampa. Machine learning models, particularly Random Forest, further improved the precision of reanalysis data for climate applications.
Olusola Samuel Ojo   +5 more
wiley   +1 more source

CLASSIFICAÇÃO DO ESTADO DO RIO GRANDE DO SUL SEGUNDO O SISTEMA DE ZONAS DE VIDA DE HOLDRIDGE

open access: yesCiência Florestal, 2018
Climate is the synthesis of meteorological elements observed during a long time and it has a close relationship with vegetation. Holdridge climatic classification defines representative life zones by different regions on Earth, which explain all these ...
Diego Augusto Valério   +4 more
doaj   +1 more source

Contrasting Heatwave Regimes in Dry and Humid Subtropical Mexico: A Station‐Based Probabilistic Assessment

open access: yesInternational Journal of Climatology, EarlyView.
Heatwaves have intensified under a warming climate, producing substantial environmental and societal impacts. This study characterizes heatwave regimes in two contrasting regions of Mexico using a percentile‐based threshold and a Poisson distribution framework.
Jorge Cortés‐Ramos   +6 more
wiley   +1 more source

Copaiba oleoresin as a substitute for sodium lasalocid in high‐concentrate diets for lambs: growth performance, ingestive behavior, and metabolic and ruminal parameters

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND The indiscriminate and excessive use of ionophore additives has been associated with the emergence of multi‐resistant pathogenic strains and the global spread of antibiotic resistance, raising serious public health concerns. Thus, plant biocompounds have been the focus of several studies aiming to replace ionophore additives in ...
Jéssica Carvalho de Pantoja   +7 more
wiley   +1 more source

Koppen-Geiger and Thornthwaite climatic classification for the metropolitan region of the Cariri, Ceará

open access: yesRevista Geama, 2017
The aim of the present work was to compare the Koppen-Geiger and Thornthwaite methods for Climatic Classification of the Metropolitan Region of Cariri, state of Ceará, Brazil. The study area comprises the nine municipalities in the metropolitan region of
Mirelle Tainá Vieira   +3 more
doaj  

Imagen y cultura impresa. Perspectivas bibliológicas

open access: yesBibliographica, 2018
Reseña de: Imagen y cultura impresa. Perspectivas bibliológicas. Marina Garone Gravier, Elke Köppen y Mauricio Sánchez Menchero (coords.). México: UNAM, IIB, CIICH (Col. Debate y Reflexión), 2016, 176 pp. ISBN: 978-607-02-7221-9.
María Andrea Giovine Yáñez
doaj   +1 more source

Precision Restoration to Minimize Soil Loss in a Watershed in the Atlantic Forest Domain

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT The Turvo River Watershed, located in the Zona da Mata region of Minas Gerais and part of the Doce River Basin, faces serious problems of erosion and soil degradation, which compromise and reduce the quality of local water resources. Given this scenario, it is essential to implement environmental recovery strategies that prioritize the ...
Rodrigo Nobre Santana   +6 more
wiley   +1 more source

Wheat Sowing Practices in No‐Tillage Systems Modify the Microrelief and Hydrosedimentological Attributes: RPAS‐Based Photogrammetry

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT The microtopographic characteristics of terrain are modified by soil management and conservation practices, affecting water infiltration, storage, runoff generation, and sediment transport. However, assessing soil microtopography at representative spatial scales remains challenging and time‐consuming.
Jhonatan Spliethoff   +5 more
wiley   +1 more source

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