As global climate patterns shift, the phenomenon of desertification poses significant challenges to ecosystems, agriculture, and human livelihoods. One of the most visually striking manifestations of this issue is the encroachment of sand dunes into previously fertile areas, threatening biodiversity and destabilizing local communities.

The world's oceans, often referred to as the lungs of the planet, play a crucial role in regulating climate and supporting life. While much attention has been focused on issues like climate change, plastic pollution, and overfishing, an insidious and growing threat is quietly unfolding beneath the waves: ocean deoxygenation.