Results 21 to 30 of about 14,273,081 (281)

The Role of Conceptual and Visual Motifs in Contemporary Poetry and its Reflection in the Posters of the Sacred Defense [PDF]

open access: yesهنر اسلامی, 2020
The Sacred Defense, an imperative historical event in Iranian civilization in the preceding century, has nowadays developed into one of the most significant cultural symbols of the society.
Ali Davarinia, Fatemeh Elhami
doaj   +1 more source

Features and critical issues of process innovations

open access: yesAgathón, 2019
‘Process’ innovations – inclusive (but not substitutive) of similar ‘product’ evolutions (and further factors with which unravel activities of architecture’s production and management) – represent as many ‘countermeasures’ to the challenges posed by the ...
Giorgio Giallocosta
doaj   +1 more source

Black Carbon in Urban and Suburban Hangzhou: Spatiotemporal Variation, Precipitation Scavenging, and Policy Impacts

open access: yesAtmosphere
Black carbon (BC) aerosols significantly impact regional air quality and global climate as important light-absorbing atmospheric particles. Using high-temporal resolution BC observation data from urban and suburban sites in Hangzhou and PM10 ...
Mengjing Zhu   +5 more
doaj   +1 more source

Corn Snakes Can Behaviorally Enhance Crypsis by Choosing Complex Backgrounds and Substrate [PDF]

open access: yesAnimal Behavior and Cognition, 2020
Many organisms have evolved coloration that increases their likelihood of survival. Crypsis is one such mechanism employed by many animals to avoid detection by blending into their habitat.
Lindsay Kravchuk , Charles M. Watson
doaj   +1 more source

A trajetória de Alberto Pasqualini antes do “teórico do trabalhismo”: background, entrada e estratégias de ascensão na politica-partidária (1928-1937)

open access: yesHistória: Debates e Tendências, 2019
O artigo que segue objetiva apresentar aspectos significativos da trajetória política inicial de Alberto Pasqualini entre 1928 e 1937. Trata-se do período em que ocorreram diversos realinhamentos entre as forças políticas nos níveis estadual e nacional ...
Diego Orgel Dal Bosco Almeida
doaj   +1 more source

Salient Object Detection Integrating Both Background and Foreground Information Based on Manifold Preserving

open access: yesIEEE Access, 2019
Graph-based two-stage algorithms have widely developed and achieved good performance to detect salient objects. For these algorithms, choosing the proper seeds using for saliency propagation is quite crucial and difficult.
Baoyan Wang   +3 more
doaj   +1 more source

An Ocean of Weather [PDF]

open access: yes
In this lesson, students will investigate the close relationship between the ocean and the atmosphere to determine the extent the ocean affects the Earth's weather in the South Atlantic Bight region.

core   +1 more source

Characteristics of Atmospheric CO2 at Shangri-La Regional Atmospheric Background Station in Southwestern China: Insights from Recent Observations (2019–2022)

open access: yesAtmosphere
Southwestern China serves as a critical region for carbon sources and sinks, influenced by both natural ecosystems and anthropogenic activities. The Shangri-La atmospheric background station (28.01° N, 99.73° E), the only regional station in southwestern
Yuemiao Yin   +7 more
doaj   +1 more source

Going for the Green [PDF]

open access: yes
This lesson will help students understand how primary production varies at different times of the year in the ocean over the southeastern U.S. continental shelf.

core   +1 more source

The Comprehensive Vertical Ozone Observation Experiment and Result Analysis of Ozone Lidars in China

open access: yesAtmosphere
To evaluate the detection performance of ozone lidars, the first comprehensive vertical ozone observation experiment in China was conducted at the Xilinhot National Climate Observatory in Inner Mongolia from August to December 2023.
Haiyang Cai   +8 more
doaj   +1 more source

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