K.M. Parvez Geopsychiatry 3 (2026) 100091 reproduced through institutional and geopolitical processes [6]. Bangladesh has emerged as the principal destination for Rohingya refugees, driven not only by geographical proximity but also by its broader positioning as a migration-prone and climate-vulnerable coun­ try [7]. Situated along the Bay of Bengal and sharing a porous border with Myanmar, Bangladesh provides immediate refuge for those fleeing violence in Rakhine State. The spatial closeness of Cox's Bazar signifi­ cantly reduces barriers to cross-border movement, making it a critical entry point during periods of crisis. Simultaneously, Bangladesh has a long history of diverse migration flows, including labor migration, in­ ternal displacement, and cross-border population movements, which have shaped its socio-economic and political landscape [8,9]. This his­ torical exposure has fostered adaptive mechanisms that facilitate the reception and accommodation of displaced populations, even in the absence of formal integration policies [10]. At the same time, Bangladesh's role as a “migration hub” must be understood in relation to its environmental vulnerability [11]. The country faces recurrent environmental challenges, including riverbank erosion, coastal flooding, salinity intrusion, cyclones, and extreme weather events [12]. These pressures have already generated substantial internal displacement, particularly in coastal regions where livelihoods are increasingly threatened [13,14]. The arrival of a large refugee population into this fragile context intensifies existing environmental stressors. In Cox's Bazar, rapid and unplanned camp expansion has resulted in deforestation, land degradation, and ecological imbalance, thereby increasing susceptibility to landslides and flooding during monsoon seasons [15]. These transformations not only challenge the sustainability of humanitarian interventions but also heighten compe­ tition over resources between refugees and host communities [16]. This convergence of forced migration and environmental vulnera­ bility necessitates a geographically grounded understanding of the Rohingya crisis. Cox's Bazar represents a critical spatial setting where displacement, environmental risk, and humanitarian governance inter­ sect. Refugee camps, primarily located in Ukhia and Teknaf, are char­ acterized by high population density, fragile infrastructure, and restricted mobility, shaping both material conditions and psychosocial experiences. In this setting, geography operates as an active determinant rather than a passive backdrop. The camps function as spaces of “geographical containment,” where movement is regulated and oppor­ tunities are constrained, shaping access to resources, social interaction, and perceptions of agency [17]. The proximity to Myanmar further creates a paradoxical spatial condition, where return remains geographically conceivable yet politically uncertain, reinforcing insta­ bility and anticipation among refugees [2,18]. The humanitarian response in Cox's Bazar has been essential in preventing immediate catastrophe but has gradually evolved into a longterm system of containment characterized by dependency, restricted mobility, and limited livelihood opportunities [19]. This transformation reflects a broader shift in which humanitarian assistance becomes a form of governance, managing populations rather than enabling autonomy or integration [15,17]. Such a system generates a structural paradox: while aid sustains life, it simultaneously constrains agency, producing condi­ tions of structured dependency and prolonged vulnerability. Alongside these structural dynamics, growing research highlights the significant psychosocial impacts of displacement among Rohingya populations. Elevated levels of trauma, anxiety, and depression have been widely documented, reflecting both past violence and ongoing uncertainty [20]. However, existing studies often treat mental health as an isolated outcome, overlooking its embeddedness within broader structural and geographical conditions. In contrast, this study concep­ tualizes trauma not as a post-event condition but as an ongoing and structurally reproduced process, shaped by uncertainty, restriction, and protracted displacement. Within this framework, mental health out­ comes are understood as deeply interconnected with spatial confine­ ment, environmental instability, and governance structures. Despite the expanding body of literature, several gaps remain. Several studies continue to prioritize macro-level political and legal analysis while neglecting everyday lived experiences [5,6,21,22]. There is also limited integration of humanitarian governance and geographical perspectives, particularly in understanding how spatial conditions shape vulnerability and resilience [4,23]. Furthermore, existing research frequently fails to connect psychological outcomes with structural and environmental drivers, resulting in fragmented analysis [6,24]. These limitations underscore the need for a more integrated analytical approach. In response, this study adopts a geographically grounded and geo­ psychiatric framework that emphasizes the role of place, environment, and spatial organization in shaping displacement experiences. Rather than focusing exclusively on international relations or legal structures, the analysis situates the crisis within the specific context of Cox's Bazar, where environmental vulnerability, spatial confinement, and de­ mographic concentration interact to produce complex social and psy­ chological outcomes. From this perspective, refugee camps are understood as ‘psychosocial environment’ in which structural and spatial conditions—such as overcrowding, restricted mobility, and environmental risk—generate chronic stress and mental health challenges. The contribution of this study lies in its integration of qualitative evidence with a spatially grounded analytical perspective that connects statelessness, humanitarian governance, and mental health. By focusing on lived experiences, it moves beyond abstract policy discourse and provides empirical insight into how structural conditions are internal­ ized in everyday life. This approach advances understanding of the Rohingya crisis as both a spatial and psychosocial phenomenon. Accordingly, the study is guided by several objectives. It seeks to examine the lived experiences of Rohingya refugees in Cox's Bazar, with particular emphasis on how geographical conditions and spatial con­ straints shape daily life. It further explores how statelessness influences identity, belonging, and dignity within protracted displacement. Addi­ tionally, the study analyzes the psychosocial impacts of chronic uncer­ tainty, restricted mobility, and environmental stress within a geopsychiatric framework. Finally, it situates these findings within broader structural and geographical contexts to highlight the need for integrated policy approaches addressing both material and psychologi­ cal dimensions of displacement. 2. Study area The study was conducted in Cox's Bazar district, located in the southeastern part of Bangladesh, bordering Myanmar's Rakhine State along the Bay of Bengal (Fig. 1). Geographically, Cox's Bazar is a stra­ tegically significant coastal frontier that serves as a major entry point for cross-border migration, particularly for Rohingya refugees fleeing persecution [25]. The district lies within a climatically vulnerable zone characterized by hilly terrain, coastal ecosystems, and exposure to extreme weather events such as cyclones, heavy rainfall, landslides, and flooding. This geographical positioning makes Cox's Bazar not only a humanitarian hub but also a critical site where forced migration in­ tersects with environmental vulnerability and climate-related risks. The Rohingya influx since 2017 has transformed this region into the largest refugee settlement globally, with over one million refugees concentrated in a relatively small geographical area, significantly altering land use patterns and demographic structures [23]. Bangladesh itself is widely recognized as one of the most climatevulnerable countries in the world, where internal displacement due to environmental factors such as river erosion, coastal flooding, and salinity intrusion is already a persistent challenge [8,11]. This broader context of climate-induced migration provides an important analytical backdrop for understanding the Rohingya crisis. The arrival of a large refugee population into an already environmentally stressed region has intensified existing pressures on land, resources, and infrastructure. In Cox's Bazar, rapid and unplanned settlement expansion has led to 2

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