This document discusses global warming and the Kyoto Protocol. It provides background on global warming, noting that it is caused by greenhouse gas emissions from human activities like burning fossil fuels. It lists some of the main greenhouse gases and effects of global warming, such as rising temperatures, sea levels, and impacts on agriculture. The document then summarizes the Kyoto Protocol, including that it aims to reduce emissions of four greenhouse gases. It established mechanisms for emissions trading, clean development, and joint implementation. While climate change poses risks, it also creates some opportunities, and addressing it draws attention to inequality issues. The document stresses that climate change affects all aspects of life.