{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/129640"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/129640","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Using a convection-permitting model for precipitation recycling analysis: A study over South America","abstract":"Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2027-05-01","abstract_html":"Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2027-05-01","abstract_has_math":false,"creators":["Claros Chagua, Erick Kevin"],"institution":"University of Illinois Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Civil Engineering","degree_department":null,"school":null,"contributors":["Dominguez, Francina","Schmidt, Arthur R."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2025,"date_issued":"2025-05-07","date_published":"2025-05-07","updated_at":"2026-07-22T22:25:05Z","subjects":["Convection-permitting Models","Precipitation Recycling","South America"],"languages":["en","eng"],"rights":["Copyright 2025 Erick Kevin Claros Chagua"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/2142/129640","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Dominguez, Francina","Schmidt, Arthur R."]},{"key":"dc:creator","label":"Author","values":["Claros Chagua, Erick Kevin"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2025-05-07","2025-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Civil Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Convection-permitting Models","Precipitation Recycling","South America"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en","eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2025 Erick Kevin Claros Chagua"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://hdl.handle.net/2142/129640"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2027-05-01","The student, Erick Kevin Claros Chagua, accepted the attached license on 2025-05-07 at 09:48.","The student, Erick Kevin Claros Chagua, submitted this Thesis for approval on 2025-05-07 at 10:01.","This Thesis was approved for publication on 2025-05-07 at 13:52.","DSpace SAF Submission Ingestion Package generated from Vireo submission #22245 on 2025-10-19 at 19:17:12","Convection-permitting models (CPMs) have demonstrated improved representation of precipitation compared to non-CPMs. Therefore, more accurate estimates of precipitation recycling and moisture contributions can reasonably be expected as well. Using a one-year WRF-WVT simulation over the Amazon Basin, we show that substantial differences arise between CPM and non-CPM recycling estimates. Notably, the CPM shows a recycling ratio over the Central Andes near 50 %, a feature not captured by the non-CPM. However, the high computational cost of CPMs makes them impractical for climate-scale recycling studies. To address this, we present a revised version of the 2L-DRM, which replicates the WRF-WVT's estimates at a fraction of the computational cost and can be applied to conventional CPM outputs, currently available for several continents. Using this model, we perform a simulation (2000-2021) over South America, considering 15 continental and 4 oceanic source regions, and estimate for each continental region the fraction of precipitation originating as evaporation from these sources."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Using a convection-permitting model for precipitation recycling analysis: A study over South America"]}]}],"canonical_facts":{"dc:contributor":["Dominguez, Francina","Schmidt, Arthur R."],"dc:creator":["Claros Chagua, Erick Kevin"],"dc:date":["2025-05-07","2025-05"],"dc:description":["Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2027-05-01","The student, Erick Kevin Claros Chagua, accepted the attached license on 2025-05-07 at 09:48.","The student, Erick Kevin Claros Chagua, submitted this Thesis for approval on 2025-05-07 at 10:01.","This Thesis was approved for publication on 2025-05-07 at 13:52.","DSpace SAF Submission Ingestion Package generated from Vireo submission #22245 on 2025-10-19 at 19:17:12","Convection-permitting models (CPMs) have demonstrated improved representation of precipitation compared to non-CPMs. Therefore, more accurate estimates of precipitation recycling and moisture contributions can reasonably be expected as well. Using a one-year WRF-WVT simulation over the Amazon Basin, we show that substantial differences arise between CPM and non-CPM recycling estimates. Notably, the CPM shows a recycling ratio over the Central Andes near 50 %, a feature not captured by the non-CPM. However, the high computational cost of CPMs makes them impractical for climate-scale recycling studies. To address this, we present a revised version of the 2L-DRM, which replicates the WRF-WVT's estimates at a fraction of the computational cost and can be applied to conventional CPM outputs, currently available for several continents. Using this model, we perform a simulation (2000-2021) over South America, considering 15 continental and 4 oceanic source regions, and estimate for each continental region the fraction of precipitation originating as evaporation from these sources."],"dc:format":["application/pdf"],"dc:identifier":["https://hdl.handle.net/2142/129640"],"dc:language":["en","eng"],"dc:rights":["Copyright 2025 Erick Kevin Claros Chagua"],"dc:subject":["Convection-permitting Models","Precipitation Recycling","South America"],"dc:title":["Using a convection-permitting model for precipitation recycling analysis: A study over South America"],"dc:type":["text"],"thesis:degree_discipline":["Civil Engineering"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:05Z"}