{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,16]],"date-time":"2026-09-16T09:11:32Z","timestamp":1789549892528,"version":"build-2803163510"},"reference-count":56,"publisher":"American Association for the Advancement of Science (AAAS)","issue":"30","funder":[{"DOI":"10.13039\/100000001","name":"National Science Foundation","doi-asserted-by":"publisher","award":["AGS-1835860"],"award-info":[{"award-number":["AGS-1835860"]}],"id":[{"id":"10.13039\/100000001","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Schmidt Sciences, LLC"}],"content-domain":{"domain":["www.science.org"],"crossmark-restriction":true},"short-container-title":["Sci. Adv."],"published-print":{"date-parts":[[2026,7,24]]},"abstract":"<jats:p>\n                    Uncertainty in marine low-level cloud feedbacks limits accurate climate projections. Using 7083 high-resolution simulations of tropical Pacific low clouds, we separated the impacts of sea surface warming from direct carbon dioxide (CO\n                    <jats:sub>2<\/jats:sub>\n                    ) effects. Surface warming alone drives a positive low-cloud feedback of\n                    <jats:inline-formula>\n                      <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\" overflow=\"scroll\">\n                        <mml:msup>\n                          <mml:mtext>0.14\u00a0W\u00a0m<\/mml:mtext>\n                          <mml:mrow>\n                            <mml:mo>\u2212<\/mml:mo>\n                            <mml:mn>2<\/mml:mn>\n                          <\/mml:mrow>\n                        <\/mml:msup>\n                        <mml:msup>\n                          <mml:mtext>\u00a0K<\/mml:mtext>\n                          <mml:mrow>\n                            <mml:mo>\u2212<\/mml:mo>\n                            <mml:mn>1<\/mml:mn>\n                          <\/mml:mrow>\n                        <\/mml:msup>\n                      <\/mml:math>\n                    <\/jats:inline-formula>\n                    . While this changes little with doubled CO\n                    <jats:sub>2<\/jats:sub>\n                    , the total cloud radiative response strengthens markedly to\n                    <jats:inline-formula>\n                      <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\" overflow=\"scroll\">\n                        <mml:msup>\n                          <mml:mtext>0.43\u00a0W\u00a0m<\/mml:mtext>\n                          <mml:mrow>\n                            <mml:mo>\u2212<\/mml:mo>\n                            <mml:mn>2<\/mml:mn>\n                          <\/mml:mrow>\n                        <\/mml:msup>\n                        <mml:msup>\n                          <mml:mtext>\u00a0K<\/mml:mtext>\n                          <mml:mrow>\n                            <mml:mo>\u2212<\/mml:mo>\n                            <mml:mn>1<\/mml:mn>\n                          <\/mml:mrow>\n                        <\/mml:msup>\n                      <\/mml:math>\n                    <\/jats:inline-formula>\n                    under quadrupled CO\n                    <jats:sub>2<\/jats:sub>\n                    , revealing a strong nonlinear interaction. Surface warming alone modifies the boundary layer through increased inversion strength and weakened subsidence, which buffers clouds by promoting higher liquid water content while cloud fraction decreases. Rapid adjustments to high CO\n                    <jats:sub>2<\/jats:sub>\n                    concentrations counteract this protective cloud thickening. Consequently, a pronounced reduction in cloud fraction is no longer offset by an increase in cloud brightness, markedly strengthening the total radiative response under quadrupled CO\n                    <jats:sub>2<\/jats:sub>\n                    . Ultimately, our results suggest that climate sensitivity is more state-dependent than often assumed.\n                  <\/jats:p>","DOI":"10.1126\/sciadv.aec8488","type":"journal-article","created":{"date-parts":[[2026,7,24]],"date-time":"2026-07-24T17:58:33Z","timestamp":1784915913000},"update-policy":"https:\/\/doi.org\/10.34133\/aaas_crossmark","source":"Crossref","is-referenced-by-count":1,"title":["High-resolution simulations reveal positive global warming feedback from Pacific low clouds"],"prefix":"10.1126","volume":"12","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9001-629X","authenticated-orcid":true,"given":"Sheide","family":"Chammas","sequence":"first","affiliation":[{"name":"Google Research, Mountain View, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9414-5184","authenticated-orcid":true,"given":"Qing","family":"Wang","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5687-2287","authenticated-orcid":true,"given":"Tapio","family":"Schneider","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."},{"name":"California Institute of Technology, Pasadena, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5085-0773","authenticated-orcid":true,"given":"Rob","family":"Carver","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0444-4720","authenticated-orcid":true,"given":"Zhaoyi","family":"Shen","sequence":"additional","affiliation":[{"name":"California Institute of Technology, Pasadena, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9079-9930","authenticated-orcid":true,"given":"Jeffrey B.","family":"Parker","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cenk","family":"Gazen","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4158-7050","authenticated-orcid":true,"given":"Matthias","family":"Ihme","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."},{"name":"Stanford University, Stanford, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9751-8049","authenticated-orcid":true,"given":"Yi-Fan","family":"Chen","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John","family":"Anderson","sequence":"additional","affiliation":[{"name":"Google Research, Mountain View, CA, USA."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"221","reference":[{"key":"e_1_3_2_2_2","doi-asserted-by":"publisher","DOI":"10.1175\/JAMC-D-11-049.1"},{"key":"e_1_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.1029\/2005GL023851"},{"key":"e_1_3_2_4_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00382-013-1725-9"},{"key":"e_1_3_2_5_2","doi-asserted-by":"publisher","DOI":"10.1038\/nclimate3190"},{"key":"e_1_3_2_6_2","doi-asserted-by":"publisher","DOI":"10.1175\/JCLI-3243.1"},{"key":"e_1_3_2_7_2","doi-asserted-by":"publisher","DOI":"10.1029\/2019RG000678"},{"key":"e_1_3_2_8_2","unstructured":"P. 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