Global warming has become one of the most pressing environmental issues of the 21st century. The impact of this phenomenon on ecosystems is very complex and extensive. One significant impact is habitat change. Rising temperatures cause the habitat boundaries of some species to shift, causing some species to be forced to migrate to cooler areas. This triggers new competition between species and can disrupt the balance of the ecosystem. In addition, global warming causes an increase in the frequency and intensity of natural disasters, such as floods, droughts and forest fires. Changes in rainfall patterns have direct implications for water availability and soil quality, which in turn affects agriculture and food security. Plants that previously thrived in an area may not be able to survive the new climate conditions. Rising carbon dioxide also contributes to ocean acidification. When CO2 is absorbed by the ocean, it forms carbonic acid, which lowers the pH of the water. These impacts are particularly damaging to coral reefs and other marine ecosystems, which are home to various species of fish and marine organisms. Loss of coral reefs indirectly disrupts the livelihoods of millions of people who depend on fisheries. Climate change also threatens biodiversity. Many species are on the verge of extinction because their habitats are lost or fragmented. For example, species such as polar bears and penguins are greatly affected by melting polar ice caps. As species populations decline, food chains are also disrupted, which has fatal consequences for the wider ecosystem. Tropical forest ecosystems, one of the largest carbon sinks, are also threatened by global warming. Deforestation resulting from longer dry periods increases CO2 emissions, thereby exacerbating warming. Healthy forests are essential for storing carbon, so their destruction will have a double impact on the climate. The impact of global warming is not only determined by temperature, but also by extreme weather changes. This condition can damage the environment and threaten the lives of living creatures. Flora and fauna that are unable to adapt quickly to these changes are at risk of extinction. In a human context, global warming also triggers mass migration due to environmental damage. Communities that do not have the resources to adapt to climate change will become climate refugees, triggering conflict and social instability in various parts of the world. It is important to understand that all of these impacts are interrelated and cannot be separated. Effective mitigation and adaptation efforts are needed to protect our ecosystems. It is important for every individual and community to get involved in fighting climate change for the survival of the planet and future generations.