Global climate change has created a significant impact on biodiversity throughout the world. Rising average temperatures, changing rainfall patterns, and increasing frequency and intensity of extreme weather such as floods and droughts are greatly affecting ecosystems and the species that depend on them. One of the most obvious impacts is habitat loss. For example, tropical rainforests, which are home to millions of species of flora and fauna, are now threatened by increasing temperatures. In addition, deforestation for agricultural and residential purposes exacerbates this situation. Missing buffer zones cause species that are more sensitive to climate change, such as some birds and mammals, to experience drastic population declines. Climate change also causes species displacement. Many species migrate to cooler areas, especially in the Northern Hemisphere. However, not all species can adapt quickly. Species that are immobile or that are trapped in certain ecosystems, such as endemic island animals, face the risk of extinction. This also applies to fish species, which can experience changes in distribution due to changes in ocean temperatures. Changes in aquatic ecosystems, such as increasing temperatures and ocean acidification due to the absorption of carbon dioxide, have serious impacts on marine life. Coral reefs, which serve as habitats for many marine species, are experiencing mass bleaching and death. If these conditions continue, entire marine ecosystems could collapse, affecting food security for millions of people who depend on marine resources. Patterns of species diversity are also threatened by the emergence of invasive species. With climate change, many new species are expanding their range, often resulting in competition with local species. Invasive species, which are often more aggressive, can reduce populations of native species and damage ecosystems. This drives the loss of genetic diversity, which is important for the resilience of ecosystems and the ability of species to adapt to environmental change. In addition to direct impacts on species, climate change also affects ecological interactions. For example, changes in the flowering time of plants, which causes a mismatch between the migration patterns of pollinating insects and flowering plants. This can result in reduced seed production and further impacts on the food chain. Biodiversity is essential in preserving ecosystems, nutrient cycling, and pest control. Biodiversity losses will reduce the ability of ecosystems to provide essential services, such as carbon storage, air purification, and maintenance of water quality. Therefore, preserving biodiversity should be an important priority in climate change mitigation efforts. Efforts to mitigate these impacts include habitat protection, management of invasive species, and restoration of degraded ecosystems. In addition, awareness of the importance of biodiversity in the context of climate change must be increased through education and partnerships with local communities. Implementing effective adaptation strategies and strengthening conservation policies is available to help reduce the impacts of climate change on biodiversity.