Results 21 to 30 of about 29,288 (310)

Modeling Forest Succession among Ecological Land Units in Northern Minnesota

Ecology and Society, 1998
Field and modeling studies were used to quantify potential successional pathways among fine-scale ecological classification units within two geomorphic regions of north-central Minnesota.
George Host, John Pastor
doaj   +1 more source

Aeolian Material Migration in Transbaikalia (Asian Russia)

Geosciences, 2019
We revealed regional features of functioning of a large Transbaikalian aeolian morphodynamic system. Natural pre-conditions, current realities and factors of development of aeolian processes are investigated.
Olga Bazhenova, Dmitrii Kobylkin, Elizaveta Tyumentseva   +2 more
doaj   +1 more source

Growing Pains in Children: What is Behind?

Вопросы современной педиатрии
Growing pain is a term describing the phenomenon of benign pain in lower limbs occurring mainly in preschool children in the evening or at night. Growing pain is one of the most common cause of musculoskeletal pain in children.
Inna A. Kostik, Mikhail M. Kostik
doaj   +1 more source

Velocity distribution of nonuniform flow on the stoss side over dunes

Shui kexue jinzhan, 2015
In order to further reveal the flow characteristics over dunes and thus improve the calculation accuracy of velocity,the time-mean velocity profile was analyzed both experimentally and theoretically,and the instantaneous velocities were measured over two
MA Dianguang, DONG Weiliang, XU Junfeng
doaj   +1 more source

Sand Seas and Dune Fields of Egypt

Geosciences, 2020
The article reviews the state of knowledge about distribution, sizes, dynamics, and ages of all sand seas (N = 6) and dune fields (N = 10) in Egypt (1,001,450 km2). However, chronological data (Optically Stimulated Luminescence, Thermoluminescence), used
Olaf Bubenzer, Nabil S. Embabi, Mahmoud M. Ashour   +2 more
doaj   +1 more source

Stable isotopes of 18O and D in key components of water flows and the permafrost zone of Central Yakutia (Eastern Siberia)

Лëд и снег, 2019
On the basis of about 430 analyses, the 18O and D compositions (%o) of atmospheric precipitation, ground ice, surface and inter-permafrost underground waters of cryogenic-aeolian landscapes of Central Yakutia (Eastern Siberia) are discussed ...
A. A. Galanin, M. R. Pavlova, T. S. Papina, A. N. Eyrikh, N. A. Pavlova   +4 more
doaj   +1 more source

Ecosystem Engineers in the World Coasts: Case Studies and Conceptual Linkages

Diversity, 2020
Research on physical ecosystem engineering—i.e., the structural modification of environments by organisms—has flourished during the last two decades. At present, the importance of physical ecosystem engineers for the biodiversity and the functioning of ...
Jorge L. Gutiérrez
doaj   +1 more source

Evidence of Coastal Changes in the West Coast of Naxos Island, Cyclades, Greece

Journal of Marine Science and Engineering, 2021
Coastal lagoons and dunes are of great ecological importance, not only for providing habitats for rare flora and fauna, but also for protecting coastal areas from rising sea levels and storms, etc.
Niki Evelpidou, Alexandros Petropoulos, Anna Karkani, Giannis Saitis   +3 more
doaj   +1 more source

Seasonal Variation of Catenary-Bead Dunes in the Yangtze River Estuary: Causes and Implications

Journal of Marine Science and Engineering, 2022
Low-angle lee-side slopes of dunes are commonly developed on the world’s riverbeds, and dune migration associated with sediment transport exert a major influence on riverine processes.
Shuwei Zheng, Xinmeng Yuan, Suxian Yang, Heqin Cheng, Xingjie Guo, Yurong Cui, Enfeng Liu, Zijun Li   +7 more
doaj   +1 more source

Summary of the Third International Planetary Dunes Workshop: Remote Sensing and Image Analysis of Planetary Dunes, Flagstaff, Arizona, USA, June 12-15, 2012

, 2013
The Third International Planetary Dunes Workshop took place in Flagstaff, AZ, USA during June 12-15, 2012. This meeting brought together a diverse group of researchers to discuss recent advances in terrestrial and planetary research on aeolian bedforms.
Yizhaq, Hezi, Chojnacki, Matthew, Bishop, Mark Ashley, Bishop, Marc A., Tirsch, Daniela, Neakrase, Lynn D. V., Bourke, Mary C., Newman, Claire E., Rubin, Dave M., Zimbelman, James R., Dinwiddie, Cynthia L., Horgan, Briony H., Neakrase, Lynn D.V., Hayward, Rosalyn K., Michaels, Timothy I., Bishop, Mark A., Zimbleman, James R., Horgan, Briony H. N., Burr, Devon M., Titus, Timothy N., Fenton, Lori K., Fenton, Lori, Kerber, Laura, Le Gall, Alice, Rubin, David M.   +24 more
core   +1 more source