The Impact of Global Climate Change on Human Survival

Global climate change is an increasingly urgent issue and affects human survival in various aspects. One of the most striking impacts is increasing global temperatures, leading to changing weather patterns, extreme weather and more frequent natural disasters. This has a direct impact on agriculture, water resources and public health. Agriculture, as the backbone of food security, is highly vulnerable to climate fluctuations. Rising temperatures and changes in rainfall can reduce crop yields, resulting in food shortages and increased prices. According to the FAO report, it is estimated that 80% of food crops will experience a decrease in productivity if temperatures increase by 2 degrees Celsius. This condition threatens the lives of farmers and exacerbates the problem of poverty, especially in developing countries. Water sources are also affected by climate change. Rising temperatures cause faster evaporation of water from lakes, rivers and land, potentially reducing supplies of fresh water. Areas already experiencing drought could become more severe, while other areas may face flooding due to too much rain. The limited availability of clean water worsens the public health situation, with the risk of disease resulting from dirty water increasing. Apart from environmental impacts, human health is also seriously threatened. Climate change increases the prevalence of infectious diseases, such as malaria and dengue fever, which spread more rapidly with changes in vector habitat. Extreme heat waves can also cause health problems, including heatstroke and death due to high temperatures. In the context of mental health, anxiety and stress caused by natural disasters or loss of livelihood are also serious issues. The economic sector is not immune from the impacts of climate change. Many industries depend on natural resources that are affected by climate change, such as fishing and tourism. Damage to coral reefs due to warming oceans and increasing pH threatens the survival of marine fauna, which is a source of protein for millions of people. As a result, state revenues and employment in these sectors could be threatened. Climate change also contributes to social conflict. Competition for increasingly scarce resources, such as water and arable land, can fuel tensions and conflict between communities. Many regions have experienced climate migration, with residents seeking safer and more productive areas, compounding demographic and social problems in already densely populated areas. In the face of these impacts, there is an urgent need for collective action. Public awareness of climate change must continue to be increased, and mitigation and adaptation efforts must be carried out simultaneously. The development of green technology, the use of renewable energy sources, and sustainable policies are important steps to minimize the impact of climate change and ensure human survival in the future.