Sustainability means using resources wisely so that future generations can also meet their needs. It focuses on protecting the environment, reducing pollution, and maintaining a balance between economic growth and nature. Simple actions like saving water, recycling waste, planting trees, and using renewable energy help create a sustainable future. Today, climate change and environmental damage have made sustainability more important than ever. Schools, industries, and governments are encouraging eco-friendly practices to reduce harm to the planet. Every individual has a role in achieving sustainability through responsible choices in daily life. A sustainable lifestyle ensures a healthier Earth and a better future for everyone.