Global warming is an increase in the Earth’s average temperature due to greenhouse gas emissions from human activities. The impact on biodiversity is significant, creating major challenges for ecosystems around the world. One of the most striking impacts of global warming is habitat change. As temperatures rise, many species are forced to move to cooler areas. For example, mountain species move to higher altitudes, while coastal species are forced to move poleward. This process of movement often leads to competition between different species, resulting in population declines of more vulnerable species. Climate change also affects weather patterns, which impact water availability. Prolonged droughts and unpredictable rainfall disrupt the life cycles of species, especially those that depend on certain conditions to reproduce. For example, amphibian species that require freshwater habitats are particularly vulnerable to extreme climate change, causing drastic declines in their populations. In addition, global warming is worsening the condition of ecosystems, such as coral reefs. Rising ocean temperatures cause coral bleaching, a phenomenon in which corals release symbiotic algae that provide them with color and food. As a result, many marine species that depend on coral reefs for shelter and food sources face threats to their survival. The impact on the food cycle in the ecosystem also cannot be ignored. Changes in temperature and rain patterns affect plant growth, which in turn affects herbivorous and carnivorous species. This uncertainty creates an imbalance that harms the entire food web. In addition, genetic diversity is also threatened by global warming. Species that cannot adapt quickly to environmental changes risk extinction. The rise of invasive species, which are often more adaptable, further exacerbates these conditions, displacing native species from their habitats. Climate change also impacts interactions between species. In many cases, the timing of a species’ migration and reproductive patterns are no longer in sync. For example, rapid warming could cause insects to emerge earlier than crops, disrupting vital food chains. Lastly, the impacts of global warming are not evenly distributed throughout the world. Tropical regions and small islands are often more vulnerable because they have high biodiversity but limited resources to adapt to change. Protecting critical habitat and maintaining biodiversity is critical to mitigating these impacts. To meet these challenges, science-based conservation measures, including habitat restoration, protection of threatened species, and reduction of greenhouse gas emissions, must be taken urgently. Only with concerted action can we minimize the impact of global warming on biodiversity and ensure the future of balanced ecosystems.