Energy efficiency improvements refer to methods and technologies that reduce the amount of energy required to provide the same level of service. This can include upgrading appliances, enhancing insulation in buildings, or using energy-efficient lighting like LED bulbs. These changes help lower energy consumption, which can lead to reduced utility bills and a smaller carbon footprint. Implementing energy efficiency improvements can also contribute to a more sustainable environment. By using less energy, we decrease the demand for fossil fuels, which are often used to generate electricity. This shift can help mitigate climate change and promote the use of renewable energy sources, benefiting both individuals and communities.