Global climate change is having a major impact on biodiversity throughout the world. Rising global temperatures, changes in rainfall patterns, and an increase in the frequency of natural disasters are some of the factors that threaten ecosystems. One of the most significant impacts is habitat loss. Forests, swamps and coastal ecosystems are experiencing damage resulting in many species being threatened with extinction. According to data from the IPCC, more than one million species of flora and fauna are currently at risk of extinction if climate change is not addressed. Marine ecosystems are also not immune from the negative impacts of climate change. Higher sea temperatures cause bleaching of coral reefs, which play an important role in supporting marine life. Decreased water quality due to pollution and rising temperatures also destroys the habitat of fish and other species. For example, coral bleaching on the Great Barrier Reef threatens more than 400 species of fish and 4,000 species of molluscs. Changes in migration patterns are also a serious problem. Many migratory species, such as birds and marine mammals, are highly dependent on climatic conditions and stable spawning grounds. With climate change, their migration routes are disrupted, which could lead to population decline. Research shows that certain birds have changed their migration dates, creating a mismatch in their food sources. The spread of disease is also increasing due to climate change. Disease vectors such as mosquitoes and ticks can reproduce more rapidly in warmer temperatures, increasing the risk of zoonotic diseases that can attack mammals, including humans. Diseases such as malaria and dengue are expected to spread to new areas that were previously unaffected. This ecosystem instability exacerbates the global food crisis. Human dependence on agricultural and fishing products means that disruptions to biodiversity can have a direct impact on food security. Additionally, the loss of certain species can harm important ecosystem services, including pollination, water cleansing, and maintaining soil fertility. To reduce the impact of climate change on biodiversity, mitigation and adaptation strategies are needed. Habitat preservation, sustainable management and ecosystem restoration are important steps to help species survive. Involving local communities in conservation efforts and raising awareness of the importance of biodiversity is key to achieving optimal results in the long term.