Results 91 to 100 of about 945 (176)

Opening of the Alte Kalköfen Bird Observatory in southern Namibia, February 2025 [PDF]

open access: yes
The Alte Kalköfen Bird Observatory, probably the fifth in Africa, was formally opened on 8 February 2025 after a two-year proof-of-concept study. Unlike most bird observatories, the research opportunities it presents are primarily focused on resident and
Underhill, Les G
core   +2 more sources

Spatial patterns and associations of dominant woody species in desert–oasis ecotone of South Junggar Basin, NW China

open access: yesJournal of Plant Interactions, 2014
Spatial patterns and associations of plant species are important for revealing how species interact with each other and with the environment, and hence have important implications for the understanding of species interaction and underlying ecological processes with apparent patterns in temperate desert vegetation.
Guangming Chu, Mei Wang, Shuoxin Zhang
openaire   +1 more source

Water Use Strategy of Four Desert Shrubs in Gonghe Basin, Qinghai-Tibetan Plateau [PDF]

open access: yes, 2016
Gonghe basin is located in the ecotone from the semi-arid to arid zone on the northeastern Qinghai-Tibetan Plateau. Caragana intermedia and Caragana korshinskii are dominant on sand dunes. Salix psammophila and Salix cheilophila are mainly distributed on
Zhu, Yajuan
core   +2 more sources

Hydrologic thresholds and changes in ANPP of artificial sand-fixing vegetation in a desert-oasis ecotone in Northwest China

open access: yesJournal of Arid Environments, 2017
Abstract The interactive relationships between ecological and hydrological processes drive plant performance, community structure, and community succession in arid areas. Yet the nature of potential hydrologic thresholds for responses of vegetation remains poorly understood.
Fang Li, Wenzhi Zhao
openaire   +2 more sources

Quantitative Assessment of Desertification Using Landsat Data on a Regional Scale – A Case Study in the Ordos Plateau, China [PDF]

open access: yes, 2009
Desertification is a serious threat to the ecological environment and social economy in our world and there is a pressing need to develop a reasonable and reproducible method to assess it at different scales. In this paper, the Ordos Plateau in China was
Bechtel   +48 more
core   +4 more sources

The Transition to Agriculture: Climate Reversals, Population Density, and Technical Change [PDF]

open access: yes
Until about 13,000 years ago all humans obtained their food through hunting and gathering, but thereafter people in some parts of the world began a transition to agriculture.
Clyde G. Reed   +2 more
core  

A Novel Electromagnetic Induction-Based Approach to Identify the State of Shallow Groundwater in the Oasis Group of the Tarim Basin in Xinjiang During 2000–2022

open access: yesRemote Sensing
Our understanding of water and salt changes in the context of declining groundwater levels in the Tarim Basin remains limited, largely due to the scarcity of hydrological monitoring stations and field observation data.
Fei Wang   +4 more
doaj   +1 more source

Bibliography of Publications by Paul B. Sears (1891-1990) [PDF]

open access: yes, 2009
Author Institution: Department of Biology, Denison universityAuthor Institution: Department of Pathology, The Ohio State UniversityPaul B. Sears authored or coauthored more than 550 publications from 1914 to 1988.
Mulroy, Juliana, Oblinger, Janet L.
core  

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