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Geographic Information Systems and Remote Sensing for Sustainable Use of Land Resources

A special issue of Sustainability (ISSN 2071-1050). This special issue belongs to the section "Soil Conservation and Sustainability".

Deadline for manuscript submissions: closed (31 December 2023) | Viewed by 1897

Special Issue Editor


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Guest Editor
Romanian Academy, Iasi Branch, Geographic Research Centre 20A Carol I, 700505 Iasi, Romania
Interests: GIS; remote sensing; geostatistics; soil science; geomorphology; land evaluation; climate change
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

The land system is a complex entity resulting from the interactions of biophysical and economical factors. In the context of rapid population growth and dramatic climatic changes, land resources are becoming increasingly scarce and are under mounting threat. There is a need to accurately assess the quantity and quality of land resources as a basis for their efficient management and sustainable use. Geographic information systems (GIS) and remote sensing (RS) provide powerful tools that can be used for this aim. Therefore, the purpose of this Special Issue is to gather valuable scientific studies on the assessment and spatial and temporal modelling of land resources, including soil, climate, water and vegetation resources, and the factors that influence them. Consequently, scientific contributions should fall within one of the following research topics:

  • Soil quality assessment;
  • Land use / land cover monitoring and modelling;
  • Climate change impact on land resources;
  • Land suitability for different agricultural uses;
  • Spatial and temporal modelling of climate resources;
  • Spatial and temporal modelling of water resources.

We especially welcome contributions that aim to develop new investigation tools for land resource evaluation or to improve the existent methodologies, as well as studies focused on the impact of recent and future climate change on the quantity and quality of land resources.

Dr. Cristian-Valeriu Patriche
Guest Editor

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Sustainability is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2400 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • geographic information systems
  • remote sensing
  • agricultural land evaluation
  • soil quality
  • climate change
  • land resources

Published Papers (1 paper)

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Research

20 pages, 9177 KiB  
Article
Spatial Distribution of Soil Organic Carbon in Relation to Land Use, Based on the Weighted Overlay Technique in the High Andean Ecosystem of Puno—Peru
by Daniel Canaza, Elmer Calizaya, Walter Chambi, Fredy Calizaya, Carmen Mindani, Osmar Cuentas, Cirilo Caira and Walquer Huacani
Sustainability 2023, 15(13), 10316; https://doi.org/10.3390/su151310316 - 29 Jun 2023
Cited by 1 | Viewed by 1543
Abstract
Soil organic carbon (SOC) is a crucial component of the planet and is essential for agriculture development. Our region is known for its livestock and agricultural activities. Hence, understanding the spatial distribution of SOC is crucial for sustainable land management of soils in [...] Read more.
Soil organic carbon (SOC) is a crucial component of the planet and is essential for agriculture development. Our region is known for its livestock and agricultural activities. Hence, understanding the spatial distribution of SOC is crucial for sustainable land management of soils in the mountain ecosystems in the Andes. The methodology consisted of obtaining 53 soil samples from depths of 0 to 105 cm, which were analyzed to obtain SOC (Kg/m2) and organic matter (OM) (%). Ordinary kriging, a geostatistical method, was used to determine SOC. Pearson’s statistical method was applied to determine the association between SOC and precipitation, temperature, altitude, and organic matter and gave acceptable correlations of 0.38, −0.32, 0.40, and 0.59. These results were used to apply weighting criteria for climatological and environmental variables. The weighted overlay tool was used for modeling and mapping the spatial variability of SOC. The estimated spatial distribution of SOC in the micro-watershed reveals an increasing trend from south to north, specifically within the 0–20 cm depth profile. The study confirmed through the spatial analysis that regions with intensive agriculture have low reserves (<3 Kg/m2) of SOC, and areas without agricultural activity but with grazing have average resources of 3 Kg/m2 to 5 Kg/m2 of SOC. Finally, in the upper micro-watersheds where there is no agricultural activity, the reserves are high (5 Kg/m2 to 6.8 Kg/m2). Accordingly, we can promote sustainable and responsible land use practices that support long-term productivity, environmental protection, and societal well-being by prioritizing efficient land utilization, soil conservation, biodiversity conservation, land restoration, and informed land use planning in the high Andean ecosystem of Puno–Peru. Full article
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