Climate change is a global problem that has a significant impact on the world’s ecosystem. The Earth’s rising average temperature not only affects the weather, but also the life of flora and fauna. Some of the most striking impacts include loss of biodiversity, habitat change, and modification of migration patterns. One of the main impacts is loss of biodiversity. Species that are unable to adapt to extreme changes in temperature or rainfall patterns are threatened with extinction. For example, many amphibian species have been forced to lose their habitat due to deforestation triggered by climate change. Ecosystems such as coral reefs are also experiencing a decline in health due to warming sea water, which causes coral bleaching. If this trend continues, more than 90% of coral reefs are expected to disappear by 2050. Habitat change is also a crucial issue. Many migratory species, such as birds and fish, depend on certain climates to reproduce. With changes in temperature, their migration patterns are disrupted, which can lead to a mismatch between migration timing and food availability. For example, migratory salmon species face challenges as water temperatures rise, affecting their reproductive cycles. In addition, land and marine ecosystems face varying impacts of climate change. In tundra areas, the permafrost layer begins to thaw, releasing more greenhouse gases into the atmosphere. This creates a positive feedback loop that further worsens climate conditions. Meanwhile, in tropical rainforest ecosystems, changes in rainfall can cause natural disasters such as more frequent and larger forest fires. Climate change is also changing the distribution patterns of invasive species. These species are often more adaptive to climate change, so they can outcompete local species that have adapted to certain ecosystems for thousands of years. In many cases, the invasion of these species results in a decline in ecosystem quality. Ocean ecosystems are also threatened. Rising ocean temperatures cause acidification, which has a negative impact on organisms such as shellfish and plankton which play an important role in the food chain. If these basic organisms are affected, the entire marine ecosystem will experience serious disruption. Other impacts of climate change include an increase in the frequency and intensity of natural disasters such as hurricanes, floods and droughts. These disasters not only damage ecosystems, but also affect human communities that depend on natural resources for their survival. Overall, the impacts of climate change on the world’s ecosystems are complex and diverse. Therefore, mitigating and adapting to climate change is an urgent priority to maintain the sustainability of ecosystems and life on Earth.