Results 1 to 10 of about 295,100 (193)

Optimization strategies for ultrasound zoning of cervical lymph nodes in esophageal cancer: a precision medicine approach [PDF]

open access: yesFrontiers in Oncology
Esophageal cancer is a common malignancy with high incidence and mortality rates. Its pathological types vary by region, with squamous cell carcinoma predominant in Asia and adenocarcinoma in Western countries.
Yi Zhu   +7 more
doaj   +2 more sources

Land use changes in Zhangjiakou from 2005 to 2025 and the importance of ecosystem services [PDF]

open access: yesPeerJ, 2021
Changes in local land use affect regional ecological services, development planning, and optimal use of space. We analyzed the effects of changes in land use from 2000 to 2025 on the spatial distribution of ecosystem services using CLUS-S modeling to ...
Kaipeng Xu   +4 more
doaj   +2 more sources

Effectiveness of protection areas in safeguarding biodiversity and ecosystem services in Tibet Autonomous Region

open access: yesScientific Reports, 2022
The Tibet Autonomous Region of China constitutes a unique and fragile ecosystem that is increasingly influenced by development and global climate change. To protect biodiversity and ecosystem services in Tibet, the Chinese government established a system
Kaipeng Xu   +8 more
doaj   +1 more source

Water erosion in the middle reaches of the Brahmaputra in Tibet: Characteristics and driving factors in the recent 30 years

open access: yesGlobal Ecology and Conservation, 2020
The fragile ecological environment is one of the core reasons for the sustainable development of society in the Brahmaputra River of Tibet. Ecological restoration is one of the main means for human beings to effectively curb ecological degradation.
Rongfeng Ge   +3 more
doaj   +1 more source

Qualitative Assessment and Risk Zoning of Soil Erosion with a Risk Index Approach in Alvand Karstic Basin, Kermanshah Province [PDF]

open access: yesجغرافیا و پایداری محیط, 2019
Soil erosion is one the main threats to water and soil resources in the world, as well as arid and semi-arid country of Iran. Soil erosion have a strong relationship with vegetation type and land use.
somayeh karimi   +2 more
doaj   +1 more source

SUPPLEMENTARY TO THE COMPOSITION OF THE URAL BERYLS AND INCLUSIONS OF SYNGENETIC MINERALS IN THEM [PDF]

open access: yesМинералогия, 2023
In addition to the data of predecessors, the chemical composition of zoned or zoned-sectorial beryl crystals from pegmatites of the Mariinsky and Kvartalny deposits of the Urals emerald mines in the Central Urals, granitic pegmatite of mine no.
V.I. Popova   +2 more
doaj   +1 more source

Epidemiological Risks: Importance when Zoning Administrative Territories and Activating the Epidemic Process during Infectious Diseases

open access: yesЭпидемиология и вакцинопрофилактика, 2020
Along with the theoretical concepts and definitions of risk adopted in the epidemiological analysis of infectious diseases, the identification of «risk areas» is of great importance.The aim is to show the role of risk factors when determining the «risk ...
E. G. Yanovich, E. A. Moskvitina
doaj   +1 more source

Consistent Approach to Assess the Comfort of Living in the Northern and Arctic Areas [PDF]

open access: yesЭкономика региона, 2018
he numerous publications of the Soviet and post-Soviet periods are devoted to the consequences of the unfavourable impact of natural and climatic conditions on the health and life activity of both the indigenous and incoming population, especially in the
Margarita Nikolaevna Ignatyeva   +1 more
doaj   +1 more source

Defogging Remote Sensing Images Method Based on a Hybrid Attention-Based Generative Adversarial Network [PDF]

open access: yes智慧农业
[Objective] Remote sensing images have become an important data source in fields such as surface observation, environmental monitoring, and natural disaster prediction.
MA Liu, MAO Kebiao, GUO Zhonghua
doaj   +1 more source

LANDSCAPE AND FOREST RECLAMATION APPROACH TO ASSESSING THE STATE OF PROTECTIVE FOREST PLANTINGS

open access: yesSiberian Journal of Life Sciences and Agriculture, 2021
Background. Previously, an inventory of protective forest belts was carried out, described within the boundaries of the administrative districts of the Rostov region.
Alexander S. Rulev   +3 more
doaj   +1 more source

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