en <span style=font-size:11pt><span style=line-height:normal><span style=unicode-bidi:embed><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span cambria= style=font-family:><span style=color:#4f81bd>Aims:</span></span></span></b><b> </b><span style=font-size:10.0pt><span cambria= style=font-family:>Climate change is a global challenge that has already had a detrimental impact on the environment and human health, leading to increased magnitude and frequency of extreme weather events such as heat waves, droughts, and flooding. This study aimed to investigate the efficacy of the expanded health belief model related to the perceived benefits of climate change on collegians at the university.</span></span></span></span></span></span><br> <span style=font-size:11pt><span style=line-height:normal><span style=unicode-bidi:embed><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span cambria= style=font-family:><span style=color:#4f81bd>Materials & Methods: </span></span></span></b><span style=font-size:10.0pt><span cambria= style=font-family:>This experimental randomized controlled trial was conducted at the College of Education for Pure Sciences in AL-Nasiriyah City, Iraq, from October 4th, 2022 to January 3rd, 2023. All 144 students entered the study by census method and were randomly divided into two study and control groups. A questionnaire consisting of two parts; demographic data and health benefits of adopting the anti-climate change behavior scale. Data was analyzed in SPSS 21 software by Chi-square and independent T-tests.</span></span></span></span></span></span><br> <span style=font-size:11pt><span style=line-height:normal><span style=unicode-bidi:embed><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span cambria= style=font-family:><span style=color:#4f81bd>Findings:</span></span></span></b> <span style=font-size:10.0pt><span cambria= style=font-family:>The perceived benefit had no significant difference between the control (</span></span><span lang=EN-GB style=font-size:10.0pt><span cambria= style=font-family:>29.17±8.82</span></span><span style=font-size:10.0pt><span cambria= style=font-family:>) and the study (</span></span><span lang=EN-GB style=font-size:10.0pt><span cambria= style=font-family:>29.52±8.05</span></span><span style=font-size:10.0pt><span cambria= style=font-family:>) groups in the pre-test (p>0.05). The study group's perceived benefit in post-test I was increased to </span></span><span lang=EN-GB style=font-size:10.0pt><span cambria= style=font-family:>52.31±11.31,</span></span><span style=font-size:10.0pt><span cambria= style=font-family:> which was significantly (p<0.05) higher than the control group (</span></span><span lang=EN-GB style=font-size:10.0pt><span cambria= style=font-family:>29.49±8.07</span></span><span style=font-size:10.0pt><span cambria= style=font-family:>). Also, the study group's perceived benefit in post-test II was </span></span><span lang=EN-GB style=font-size:10.0pt><span cambria= style=font-family:>51.89±11.60</span></span><span style=font-size:10.0pt><span cambria= style=font-family:>, which was significantly (p<0.05) higher than the control group (</span></span><span lang=EN-GB style=font-size:10.0pt><span cambria= style=font-family:>30.14±8.98</span></span><span style=font-size:10.0pt><span cambria= style=font-family:>). </span></span><span style=font-size:10.0pt><span cambria= style=font-family:>There was no statistically significant difference between study groups in the pre-test period (t=0.349; p=0.727). There were statistically significant differences between the study groups at the post-test I (t=8.276; p=0.001) and II periods (t=8.895; p=0.001).</span></span></span></span></span></span><br> <span style=font-size:11pt><span style=line-height:normal><span style=unicode-bidi:embed><span style=font-family:Calibri,sans-serif><b><span style=font-size:10.0pt><span cambria= style=font-family:><span style=color:#4f81bd>Conclusion:</span></span></span></b><span style=font-size:10.0pt><span cambria= style=font-family:> The administered expanded health belief model increases the perceived benefits of enhancing the climate change counteraction in collegians. </span></span></span></span></span></span><br> Health Belief Model,Climate Change,Perceived Benefits, 519 524 http://hehp.modares.ac.ir/browse.php?a_code=A-1-76603-1&slc_lang=en&sid=4 G. JumaElywy 1003194753284600309338 1003194753284600309338 Yes Department of Community Health Nursing, College of Nursing, University of Baghdad, Baghdad, Iraq A.B. Naji 1003194753284600309339 1003194753284600309339 No Department of Community Health Nursing, College of Nursing, University of Baghdad, Baghdad, Iraq