The impact of global warming on biodiversity is serious and widespread. This phenomenon causes drastic changes in the ecosystem, which can threaten the lives of various species. One of the most striking impacts is climate change, which results in warming global temperatures, changes in rainfall patterns, and an increase in the frequency of extreme weather. All these changes contribute greatly to the decline in biodiversity. Temperature changes affect natural habitats. For example, rising temperatures in polar regions cause ice to melt, which is detrimental to species such as polar bears and penguins. They depend on ice as a place to hunt and breed. In addition, coral reefs, which are one of the most biodiverse ecosystems, are experiencing bleaching due to higher sea temperatures. Corales, home to many fish and other marine animals, could be destroyed and result in a loss of species diversity. Shifting rainfall patterns also have a significant impact. Some areas are becoming drier, which could lead to severe drought. Plants and animals that depend on certain humidity conditions are at risk of extinction. Meanwhile, other areas are experiencing flooding due to increased rainfall, destroying the natural habitat and food for many species. Biodiversity in tropical rainforest areas, for example, is seriously threatened by these changes. Habitat loss is one of the most worrying impacts of global warming. Land conversion for agriculture and infrastructure development further worsen this condition. Species not only lose their homes, but also the migration routes they need to survive. The existence of fragmented habitats results in reduced animal and plant populations, as well as disrupting important ecosystem processes. When species become disconnected from other populations, they are more vulnerable to extinction. Invasive species are also a threat. Global warming causes some species to move to new areas, competing for resources with local species. This can lead to a decline in biodiversity because local species are unable to compete. For example, fish species introduced to a new lake can disrupt the balance of the existing ecosystem. Global warming changes also impact animal health and reproduction. Many species depend on temperature to determine mating and migration times. With erratic temperatures, many species have difficulty surviving. Some animals may not be able to adapt quickly enough to keep up with these changes. In conclusion, the impact of global warming on biodiversity is complex and demands in-depth attention. Restoration of disturbed ecosystems depends not only on reducing greenhouse gas emissions but also on active conservation efforts to protect endangered species. Therefore, immediate and collaborative action is urgently needed to safeguard our world’s biodiversity.