Results 51 to 60 of about 1,264,049 (211)

A rigorous approach to the specific surface area evolution in snow during temperature gradient metamorphism [PDF]

open access: yesThe Cryosphere
Despite being one of the most fundamental microstructural parameters of snow, the specific surface area (SSA) dynamics during temperature gradient metamorphism (TGM) have so far been addressed only within empirical modeling.
A. Braun   +4 more
doaj   +1 more source

Lessons from the scale-up of provider-administered and self-injection of DMPA-SC in Nigeria: a landscape assessment

open access: yesBMC Women's Health
Background Nigeria is the seventh-most populous country in the world. Its high fertility rate and unmet need for family planning contribute to the increasing population size.
Adewole A. Adefalu   +9 more
doaj   +1 more source

Distribution of Snow and Maximum Snow Water Equivalent Obtained by LANDSAT Data and Degree Day Method [PDF]

open access: yes, 1985
Maximum snow water equivalence and snowcover distribution are estimated using several LANDSAT data taken in snowmelting season over a four year period. The test site is Okutadami-gawa Basin located in the central position of Tohoku-Kanto-Chubu District ...
Ochiai, H., Takeda, K., Takeuchi, S.
core   +1 more source

The physics of snow crystals [PDF]

open access: yes, 2005
We examine the physical mechanisms governing the formation of snow crystals, treating this problem as a case study of the dynamics of crystal growth from the vapour phase.
Libbrecht, Kenneth G.
core   +2 more sources

Volatile Organic Compounds in Malt Based on GC-MS and GC-IMS Technology

open access: yesShipin gongye ke-ji
In order to explore the differences of volatile organic compounds (VOCs) in different malts, roasted malt and biscuit malt were detected by gas chromatography-mass spectrometry (GC-MS) and gas chromatography-ion mobility spectrometry (GC-IMS ...
Qian LIU   +6 more
doaj   +1 more source

Understanding factors influencing care seeking for sick children in Ebonyi and Kogi States, Nigeria

open access: yesBMC Public Health, 2020
Background Nigeria has one of the highest child mortality rates in the world, with an estimated 750,000 deaths annually among children under age five. The majority of these deaths are due to pneumonia, malaria, or diarrhea.
Leanne Dougherty   +8 more
doaj   +1 more source

Mortality rates of the Alpine Chamois : the influence of snow-meteorological factors [PDF]

open access: yes, 2008
Especially for animals inhabiting alpine areas, winter environmental conditions can be limiting. Cold temperatures, hampered food availability and natural perils are just three of many potential threats that mountain ungulates face in winter ...
Geiger, F., Jenny, H., Jonas, T.
core   +2 more sources

Advancing forest inventorying and monitoring

open access: yesAnnals of Forest Science
Key message Evolving societal demands and accelerated ecological dynamics due to global change are rapidly altering forest ecosystems and their services.
Marco Ferretti   +37 more
doaj   +1 more source

Distribution of the invasive ambrosia beetle Anisandrus maiche (Coleoptera, Scolytinae) in Switzerland and first record in Europe of its ambrosia fungus Ambrosiella cleistominuta [PDF]

open access: yesAlpine Entomology
Ambrosia beetles are highly successful as invaders because they are often transported internationally with wood packaging and other wood products and because their inbreeding mating systems facilitates establishment of invading populations.
José P. Ribeiro-Correia   +14 more
doaj   +3 more sources

Economic Contributions of Winter Sports in a Changing Climate [PDF]

open access: yes, 2018
In mountain towns across the United States that rely on winter tourism, snow is currency. For snow lovers and the winter sports industry, predictions of a future with warmer winters, reduced snowfall, and shorter snow seasons is inspiring them to ...
Burakowski, Elizabeth   +2 more
core   +1 more source

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