Climate change refers to long-term changes in global temperatures and weather patterns. Human activities, especially the burning of fossil fuels and deforestation, have accelerated this phenomenon. Its impacts are felt in various parts of the world, affecting ecosystems, human health and the economy. One of the most significant impacts of climate change is an increase in global temperatures. Earth’s average temperature has risen about 1 degree Celsius since the end of the 19th century. This rise causes the melting of glaciers and rising sea levels. Several coastal cities, such as Miami and Jakarta, are at risk of sinking if not addressed immediately. Additionally, climate change affects weather patterns, causing extreme weather phenomena. Large floods, forest fires and tropical storms are becoming more frequent. For example, Typhoon Haiyan that hit the Philippines in 2013 was one of the deadliest storms linked to climate change. The loss of life and property due to this disaster was enormous, and already vulnerable communities suffered even more. In the agricultural sector, climate change has an impact on global food security. Changes in temperature and rainfall disrupt plant growth cycles. Farmers must adapt to varieties that are more resistant to extreme weather. In addition, plant pests and diseases are also increasing due to the warmer climate. This could threaten food supplies and increase food prices worldwide. Human health is also threatened by climate change. The disease spreads to previously unaffected areas. Mosquito-borne diseases, such as malaria and dengue fever, are expected to increase in warmer areas. Additionally, deteriorating air quality due to pollution and forest fires can cause respiratory problems, posing risks to vulnerable populations. From an economic perspective, the costs of climate change can be enormous. Countries have to spend large budgets on infrastructure for natural disasters, post-flood recovery and loss of agricultural products. These high costs can disrupt economic growth and create instability. Linked to inequality, the impacts of climate change are often uneven. Developing countries, which have the lowest carbon emissions, are often the most affected. Disadvantaged communities lack the resources to adapt or recover after a disaster, creating a cycle of poverty that is difficult to break. To face this challenge, global collaboration is needed. Reducing greenhouse gas emissions through international agreements, such as the Kyoto Protocol and the Paris Agreement, is an important step. Each individual can also contribute by reducing their carbon footprint, such as using public transportation and reducing waste. Public education and awareness about climate change is very important. An educated public can encourage environmentally friendly policies and support renewable energy initiatives. Activities such as reforestation and energy efficiency need to be increased to help mitigate the impacts of climate change. Innovation also plays an important role in fighting climate change. Green technology, electric vehicles and renewable energy sources such as solar and wind are increasingly being developed. Encouraging research in this area can create more effective solutions to address existing problems. Overall, climate change is a complex global challenge with far-reaching impacts. From health and the economy to the environment, we are faced with consequences that could last for decades. Taking action now will make a huge difference to the future of the earth and the survival of future generations.