نتایج جستجو برای: mountains and valleys

تعداد نتایج: 16831168  

2008
G. H. Denton D. R. Marchant

A grounded ice sheet fed from the Ross Embayment filled McMurdo Sound at the last glacial maximum (LGM). This sheet deposited the little-weathered Ross Sea drift sheet, with far-traveled Transantarctic Mountains (TAM) erratics, on lower slopes of volcanic islands and peninsulas in the Sound, as well as on coastal forelands along the TAM front. The mapped upper limit of this drift, commonly mark...

Journal: :Agronomy 2021

Desert locust is an important pest to agriculture. In 2019–2020, a major upsurge originated in the southern Arabian Peninsula and gradually spread east Africa, then south-west Asia, as far Pakistan India, even reaching Nepal, resulting agricultural losses. For first time, few swarms entered Tibet. Using field observations experiments, we studied their path Tibetan plateau behavior at these very...

2002
INTERMOUNTAIN WEST

MAY 2002 AMERICAN METEOROLOGICAL SOCIETY | T he complex topography of the western United States produces a variety of thermally and dynamically driven wind systems. Historically, the knowledge and understanding of these systems has been limited by a number of factors, including a lack of observational data. In the Intermountain West (IW, Fig. 1), the elevated semiarid area between the Cascade–S...

Journal: :Ambio 2004
George M Woodwell

Mountainous regions offer not only essential habitat and resources, including water, to the earth's more than 6 billion inhabitants, but also insights into how the global human habitat works, how it is being changed at the moment as global climates are disrupted, and how the disruption may lead to global biotic and economic impoverishment. At least 600 million of the earth's more than 6 billion...

Journal: :Nordic Journal of Botany 2022

The Himalayas and the Hengduan Mountains of southwest China are hotspots both climatic species diversity. Yet, distribution patterns semi-arid plant communities that have arisen throughout region's complex uplift history remain insufficiently understood. In particular, striking disjunctions plants associated with dry river valleys solely occur on eastern western ends Himalayan arc, but absent i...

Journal: :The Geographical Journal 1921

Journal: :Geological Magazine 1867

Journal: :Journal of High Energy Physics 2013

Journal: :Land 2022

An analysis of the landscape spatial structure and diversity in mountain ranges Northeast Siberia is essential to assess how tundra boreal landscapes may respond climate change anthropogenic impacts vast mountainous permafrost Arctic regions. In addition, a precise map required for knowledge-based territorial planning management. this article, we aimed explore enhanced methods analyse Orulgan R...

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