Results 31 to 40 of about 2,146,528 (354)

No trends in spring and autumn phenology during the global warming hiatus

open access: yesNature Communications, 2019
Phenology plays a fundamental role in regulating photosynthesis, evapotranspiration, and surface energy fluxes and is sensitive to climate change. The global mean surface air temperature data indicate a global warming hiatus between 1998 and 2012, while ...
Xufeng Wang   +10 more
semanticscholar   +1 more source

Пейзаж в творчестве Леонарда Туржанского

open access: yesИскусство Евразии, 2017
Леонард (Леонид) Викторович Туржанский (1875-1945) – один из интереснейших русских художников начала XX века. Его небольшие работы, написанные непосредственно с натуры, отличаются точной и тонкой передачей определенного конкретного состояния природы. Они
Филиппова, О.Н.
doaj   +1 more source

Modeling mass-spring-damper system using scilab

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2022
Modeling a system means developing a mathematical representation to simulate certain properties observed in real systems. These systems can range from a car suspension to the most complex robotics.
Любов Віталіївна Бовнегра   +1 more
doaj   +1 more source

The construction of synthetic maps of groundwater vulnerability on the example of catchment area of Žilůvky stream

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2007
The term “vulnerability of groundwater to contamination” was introduced by French hydrogeologist J. Margat in the late 1960s. The idea of describing the degree of vulnerability of groundwater to contaminants as a function of hydrogeological conditions by
Kristýna Kubová, Tomáš Mikita
doaj   +1 more source

Contrasting resistance and resilience to extreme drought and late spring frost in five major European tree species

open access: yesGlobal Change Biology, 2019
Extreme climate events (ECEs) such as severe droughts, heat waves, and late spring frosts are rare but exert a paramount role in shaping tree species distributions.
Y. Vitasse   +10 more
semanticscholar   +1 more source

Ausführlicher Discours Ueber Den vormalichen und itzigen Zustand Der Teutschen Churfürsten-Staaten [PDF]

open access: yes
Erschienen: 1 (1747) - 5 (1750)Ab Bd. 3 bei Spring und Garbe erschienenAb Bd. 3 bei Spring und Garbe erschienenText teilw.
Gundling, Nicolaus Hieronymus
core   +1 more source

Spring Break: Pulling in the Student Market [PDF]

open access: yes, 2011
Spring Break is big business for many tourism destinations. Although many students are budget conscious, by sheer volume, they make a noteworthy financial impact on a destination and the local community.
Saiprasert, Wanlanai   +3 more
core   +2 more sources

Cloud Microphysical Properties of a Typical Spring Hail Event in Yunnan

open access: yes应用气象学报
Synoptic conditions and microphysical formation mechanisms for hail events form the basis for investigating hail suppression technology. There are few relevant studies on hail formation mechanisms in spring in southern China.
Zheng Jiao   +4 more
doaj   +1 more source

The effect of vernal solar UV radiation on serum 25-hydroxyvitamin D concentration depends on the baseline level: observations from a high latitude in Finland

open access: yesInternational Journal of Circumpolar Health, 2017
Humans obtain vitamin D from conversion of 7-dehydrocholesterol in the skin by ultraviolet B (UVB) radiation or from dietary sources. As the radiation level is insufficient in winter, vitamin D deficiency is common at higher latitudes.
Toni Karppinen   +9 more
doaj   +1 more source

Leaf color change and its correlation with pigment content in 10 ornamental crabapple varieties in spring

open access: yes浙江大学学报. 农业与生命科学版, 2020
In order to explore the varieties of ornamental crabapples with color leaves and a long viewing period in spring and the influence of pigment content on the leaf color, 10 ornamental crabapple varieties, Malus ‘Black Jade’, Malus ‘Pink Spires’, Malus ...
HAN Wenxue   +6 more
doaj   +1 more source

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