Results 11 to 20 of about 113,005 (304)
2 pages, 1 figure.-- PMID: 14684807 [PubMed]. Evolutionary biologists have long argued that adaptation to a particular environmental niche should constrain a population's ability to survive in other niches. In their Perspective, Elena and Sanjuán discuss new evolution experiments with populations of the bacterium Pseudomonas fluorescens (Buckling et al.
Elena, Santiago F., Sanjuán, Rafael
openaire +2 more sources
Injuries in alpine summer sports - types, frequency and prevention: a systematic review
Introduction Summer alpine sports, including mountain biking, hiking and airborne pursuits, have experienced a recent surge in popularity. Accordingly, trauma associated with these activities has increased.
Sebastian Frederick Bigdon +5 more
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Ice climbing is important to the culture and economies of mountain communities worldwide. However, warming winters call into question the future of livelihoods associated with ice climbing. In response, this case study presents observed and simulated ice
Jimmy Voorhis +3 more
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DAĞCILIK VE DAĞ TURİZMİNDEKİ İKİLEM: EKONOMİK YARAR ve EKOLOJİK BEDEL
Mountaineering is the sport of climbing mountains and it involves walking, rockclimbing, ice climbing and ski-mountaineering. The sport of mountaineering emerged when people began to climb for pleasure in the Alps.
Mehmet SOMUNCU
doaj +1 more source
Two new species of Rubus L. (Rosaceae) from the western Andes of Ecuador [PDF]
Two new species of Rubus (Rosaceae) from the western Andes of northern Ecuador are described. Rubus longistipularis D.A. Espinel-Ortiz & Romol.
David A. Espinel-Ortiz, Katya Romoleroux
doaj +3 more sources
Theoretical-methodological study of development of power-speed in climbing
Purpose: of the work was to develop theoretical and methodological foundations of power-speed in climbing. Material : 19 analyzed the literature on the problem of the relationship of the various components of speed-strength training.
Zh. Kozina +4 more
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Design and Implementation of Distress Prevention System using a Beacon
It was proven that human accidents due to mountain climbing occupy large proportion of recently occurred man-made disasters. This paper designed and implemented an application that tells users about a variety of accidents that frequently occur in ...
Lee Imsu +6 more
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PQCDSM-Logic in Maintenance (TPM) and Mountaineering
TPM is the foundation for JIT (Just in Time) and Lean Manufacturing and forms the basis of JIT or on-time delivery. The goal of TPM is to improve equipment effectiveness and optimize equipment performance, namely PQCDSM (Productivity, Quality, Cost and ...
Stefan Schmidt +1 more
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Hawthorn Lace Bug (Hemiptera: Tingidae), First Record of Injury to Roses, with a Review of Host Plants [PDF]
Hawthorn lace bug, Coryrhucha cydoniae (Fitch), is reported for the first time as damag- ing roses. Injury to climbing and hybrid Tea roses is described, and a list of known host plants is provided based on observations in Pennsylvania and review of ...
Wheeler, A. G, Jr
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