Global warming has become a very urgent issue and has a broad impact on ecosystems throughout the world. One of the most significant effects of climate change is its impact on biodiversity. Biodiversity refers to the variety of life on earth, including species, habitats, and ecosystems. Global warming affects biodiversity through a number of complex mechanisms. Changes in temperature and rainfall are the main factors that influence natural habitats. For example, many plant and animal species are adapted to live within specific temperature ranges and climatic conditions. As temperatures rise, their natural habitats may become unsuitable, forcing the species to move to cooler areas. The movement of these species can cause shifts in ecosystems, disrupt predator and prey relationships, and change the dynamics of competition between species. Climate change also impacts species’ migration patterns. Many migratory birds, fish, and insects depend on seasonal changes to determine the timing of travel and reproduction. As global temperatures increase, the timing of flower emergence and peak food is also changing, creating a mismatch between migration timing and food availability. This can result in a decline in the species’ population and even local extinction. Rising sea levels due to global warming also have the potential to submerge critical habitats such as mangroves and coral reefs. These ecosystems are vital for many marine species and provide protection for coastlines. This loss not only threatens the species that live in it but also disrupts the lives of humans who depend on these resources. Additionally, global warming increases the frequency and intensity of extreme weather events such as storms, floods and droughts. These changes can destroy habitats and cause dramatic changes in ecosystems. For example, melting glaciers can produce sudden increases in water flow in rivers, destroying aquatic habitats and affecting species that depend on steady flows. The impact of global warming is also visible on invasive species. With climate change, non-native species may spread to new areas and compete with local species. Shifts in weather and climate create opportunities for these species to colonize new habitats, triggering population declines of native species and reducing biodiversity. Genetic diversity is also at risk of being affected by global warming. By changing environmental conditions, global warming can reduce genetic variation in populations, affecting the ability of species to adapt to change. This leads to greater vulnerability to disease and environmental changes. Meanwhile, efforts to preserve biodiversity also face new challenges. Policies and strategies designed to protect particular species need to be adapted to suit changing climate patterns. A flexible, ecosystem-based conservation approach is important to ensure the survival of various species. Thus, the impact of global warming on biodiversity is very complex and extensive. Protecting biodiversity requires coordinated global action, including reducing greenhouse gas emissions, protecting habitats, and adapting conservation strategies that are responsive to the dynamics of climate change. The involvement of communities and stakeholders in climate change mitigation efforts is very important to maintain the balance of this valuable ecosystem.