The global climate crisis is a serious challenge that affects human life throughout the world. With rising global temperatures, changing weather patterns, and an increase in the frequency of natural disasters, the impact of this crisis is increasingly being felt in various sectors. One of the most direct impacts is the increase in the earth’s average temperature. This causes extreme heat waves, which are potentially dangerous to human health. Diseases such as heat stroke, heart disease, and respiratory disorders increase during prolonged periods of heat. Additionally, vulnerable groups such as the elderly and children are most affected. Climate change also affects food security. Agriculture is highly dependent on weather, and climate uncertainty leads to reduced crop yields. For example, fluctuations in rainfall and increasing temperatures can reduce the productivity of key crops such as rice and wheat. As a result, food price volatility and hunger may increase, especially in developing countries. In addition to the direct impact on health and food, the climate crisis is causing mass migration. Many people have been forced to leave their homes due to rising sea levels and increasingly frequent natural disasters. This phenomenon is known as climate refugees, where people seek safer places to live. Vulnerable countries, such as Bangladesh and several small islands in the Pacific, face critical situations. Ecosystems are also disrupted due to climate change. Global warming causes a decline in biodiversity. Natural habitats are being destroyed, and many species are threatened with extinction. Loss of these species can affect balanced ecosystems, leading to long-term consequences for humans, including the loss of natural resources essential for life. The economic sector is also not immune from the impacts of the climate crisis. Frequent natural disasters, such as floods and storms, damage infrastructure and disrupt economic activities. Companies have to dig deeper into their pockets to repair the damage, and in many cases, small businesses find it difficult to survive in this situation. The climate crisis contributes to increasing social injustice. Poor and marginalized communities often do not have the resources to adapt or recover from climate impacts. As a result, the gap between rich and poor is widening. Policy changes as well as investment in green technology are needed to address this issue equitably. In terms of mental health, the climate crisis is also having a significant impact. Anxiety and uncertainty about the future can cause psychological disorders. Many people feel helpless in the face of this increasingly real threat, leading to increased stress and anxiety. Education and public awareness are also important aspects in facing the climate crisis. Educating the public about the consequences of climate change and ways to mitigate it can help encourage collective action. Educational programs that emphasize sustainability and environmental responsibility are essential for future generations. Finally, global collaboration is urgently needed to address the climate crisis. International agreements, such as the Paris Agreement, aim to limit global temperature rise and strengthen resilience to climate impacts. All countries, especially developing ones, need to work together to reduce carbon emissions and invest in renewable energy to create a more sustainable future. Climate change is not only an environmental problem, but also a complex social, economic and health issue. Skills, knowledge and global cooperation are the keys to facing these challenges for the survival of humans and a better planet.