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GI_Forum 2021, Volume 9, Issue 112th International Symposium on Digital Earth
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Verlag der Österreichischen Akademie der Wissenschaften Austrian Academy of Sciences Press
A-1011 Wien, Dr. Ignaz Seipel-Platz 2
Tel. +43-1-515 81/DW 3420, Fax +43-1-515 81/DW 3400 https://verlag.oeaw.ac.at, e-mail: verlag@oeaw.ac.at |
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DATUM, UNTERSCHRIFT / DATE, SIGNATURE
BANK AUSTRIA CREDITANSTALT, WIEN (IBAN AT04 1100 0006 2280 0100, BIC BKAUATWW), DEUTSCHE BANK MÜNCHEN (IBAN DE16 7007 0024 0238 8270 00, BIC DEUTDEDBMUC)
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GI_Forum 2021, Volume 9, Issue 1, pp. 143-149, 2021/06/29
12th International Symposium on Digital Earth
Unsustainable practices and increasing pressure on soil jeopardise the achievement of land degradation neutrality, targeted by 2030. Land degradation is costing billions in terms of land restoration and is heavily impacting human health and climate change. Sustainable Development Goals’ (SDGs) target 15.3 focuses on the issue, and several methodologies are proposed to address land degradation. However, all present some limitations in terms of accuracy. This paper aims to present a more comprehensive approach based on the application of remote sensing technology. We show that the Copernicus Sentinel-1 and Sentinel-2 satellite imagery archives can be used on the one hand to detect the current soil conditions, on the other hand to predict the future balance of Soil Organic Carbon (SOC). A case study illustrates that SOC, tillage and bare soil are key quality indexes that can facilitate quantifying and achieving a land degradation-neutral world.
Keywords: land degradation, soil quality, soil organic carbon