The pursuit of a sustainable future necessitates the integration of critical thinking into environmental education, as it plays a crucial role in equipping individuals with the necessary skills and knowledge to address complex environmental challenges. This article aims to examine the significance of critical thinking in the educational framework for cultivating ecological culture. By exploring the relationship between critical thinking skills and sustainable practices, the study analyzes how critical thinking abilities can contribute to creating a solid foundation for a sustainable future. This article presents the findings of a sociological survey conducted between March and June 2023, focusing on assessing the development of environmental culture competencies among residents of Yekaterinburg City (N = 250). The survey utilized a Google Form as the data collection tool. Statistical analysis was performed using the Vortex program version 10.0. The study findings indicate a significant level of ownership and shared responsibility among residents, suggesting their active engagement as catalysts for positive change in fostering a sustainable and equitable society. The findings of the study revealed that the city’s ecological situation is considered one of the most urgent issues by the citizens of Yekaterinburg. The article proposes a model of ecological culture in academic disciplines and presents a structured approach to raising environmental awareness in conjunction with the integration of critical thinking into academic disciplines.