{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,12]],"date-time":"2025-10-12T01:33:33Z","timestamp":1760232813793,"version":"build-2065373602"},"reference-count":74,"publisher":"MDPI AG","issue":"23","license":[{"start":{"date-parts":[[2022,11,23]],"date-time":"2022-11-23T00:00:00Z","timestamp":1669161600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"National Council for Scientific and Technological Development (CNPq-Brazil)","award":["131046\/2020-9"],"award-info":[{"award-number":["131046\/2020-9"]}]},{"name":"the Brazilian Space Agency (AEB)","award":["131046\/2020-9"],"award-info":[{"award-number":["131046\/2020-9"]}]},{"name":"Brazilian National Institute for Space Research (INPE)","award":["131046\/2020-9"],"award-info":[{"award-number":["131046\/2020-9"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Remote Sensing"],"abstract":"<jats:p>In Brazil, irrigated agriculture is responsible for 46% of withdrawals of water bodies and 67% of use concerning the total water abstracted volume, representing the most significant consumptive use in the country. Understanding how different crops use water over time is essential for planning and managing water allocation, water rights, and farming production. In this work, we propose a methodology to estimate water used in agriculture irrigated by center pivots in the municipality of Itobi, S\u00e3o Paulo, in the Brazilian Savanna (known as Cerrado), which has strong potential for agricultural and livestock production. The methodology proposed for the water use estimate is based on mapping crops irrigated by center pivots for the 2015\/2016 crop year and actual evapotranspiration (ETa). ETa is derived from the Operational Simplified Surface Energy Balance model (SSEBop) and parameterized for edaphoclimatic conditions in Brazil (SSEBop-Br). Three meteorological data sources (INMET, GLDAS, CFSv2) were tested for estimating ETa. The water use was estimated for each meteorological data source, relating the average irrigation balance and the total area for each crop identified in the map. We evaluated the models for each crop present in the center pivots through global accuracy and f1-score metrics, and f1-score was more significant than 0.9 for all crops. The potato was the crop that consumed the most water in irrigation, followed by soy crops, beans, carrots, and onions, considering the three meteorological data sources. The total water volume consumed by center pivots in the municipality of Itobi in the 2015\/2016 agricultural year for each meteorological data source was 3.2 million m3 (INMET), 2.5 million m3; (GLDAS), and 1.8 million m3 (CFSv2).<\/jats:p>","DOI":"10.3390\/rs14235929","type":"journal-article","created":{"date-parts":[[2022,11,24]],"date-time":"2022-11-24T02:54:05Z","timestamp":1669258445000},"page":"5929","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Estimation of Water Use in Center Pivot Irrigation Using Evapotranspiration Time Series Derived by Landsat: A Study Case in a Southeastern Region of the Brazilian Savanna"],"prefix":"10.3390","volume":"14","author":[{"given":"Marionei Fomaca","family":"de Sousa Junior","sequence":"first","affiliation":[{"name":"National Institute for Space Research (INPE), S\u00e3o Jose dos Campos 12227-010, Brazil"}]},{"given":"Leila Maria Garcia","family":"Fonseca","sequence":"additional","affiliation":[{"name":"National Institute for Space Research (INPE), S\u00e3o Jose dos Campos 12227-010, Brazil"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4435-7610","authenticated-orcid":false,"given":"Hugo do Nascimento","family":"Bendini","sequence":"additional","affiliation":[{"name":"National Institute for Space Research (INPE), S\u00e3o Jose dos Campos 12227-010, Brazil"}]}],"member":"1968","published-online":{"date-parts":[[2022,11,23]]},"reference":[{"unstructured":"Ag\u00eancia Nacional de \u00c1guas (2021). 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