Published Paper Details:

Being the two environmental stressors, desertification and climate change constitute major threats to ecosystems and human communities in arid and semi-arid regions. With rising temperatures, increasingly sporadic precipitations, and constant land degradation, the need for sustainable technologies endowed with resilience becomes more critical. Nanotechnology, from the applied physics point of view, has a great potential to address the core issues of desertification by offering efficient energy conversion, passive thermal control, and environmental sensing technologies of a sort never before imagined. In this paper, we present a physics-based framework and evaluation of three advanced nanomaterials deemed appropriate for optical and thermal devices oriented towards desert and drought-prone environments: perovskite quantum dots (QDs), titanium dioxide (TiO?) nanorods, and graphene-based composites. Criteria for selecting these nanomaterials are based on fundamental physical aspects such as absorption coefficient within a specific wavelength range, charge carrier mobility, and thermal stability, all critical to the operation of high-performance devices subjected to extreme climates. Through graphic schematics and comparative data showing .The paper also addresses the possible applications such as water pumping, building insulation, and energy storage while discussing some of the inherent material limitations such as degradation by the environment and toxicity. Eventually, the paper marks the importance of an interdisciplinary approach for nanomaterials in enhancing climate resilience and advancing sustainable development goals in vulnerable arid landscapes.