Global warming is a major concern in todays world. Rising air and water temperatures, melting glaciers, and rising sea levels are just a few of the consequences of global warming. Many scientists believe that the emissions from burning fossil fuels such as coal, oil, and natural gas are the main cause of global warming. Greenhouse gases such as carbon dioxide trap energy from the sun and then re-emit that energy back to the Earth's surface, which causes the Earth's temperature to rise. In order to reduce global warming, humans need to reduce their emissions of greenhouse gases. Governments can implement policies that encourage people and businesses to switch to renewable energy sources such as solar and wind power. Additionally, countries can promote energy efficiency, discouraging the use of gas guzzling cars and unnecessary electricity use through taxation or incentives. At the individual level, people can take steps to reduce their own consumption of energy and decrease their carbon emissions. For example, people can use public transportation or carpool for commuting, use energy-efficient appliances, and invest in renewable energy sources. Global warming is a serious problem that needs to be addressed. With collective effort from governments, individuals, and businesses, we can start to reduce our global emissions and create a cleaner, more sustainable future.