This study explores the growth, opportunities, and challenges of organic farming in the 21st century. Organic farming has expanded worldwide due to rising consumer demand for healthy food and increasing support for sustainable agriculture. The study explains key principles such as avoiding synthetic chemicals, improving soil fertility, and promoting biodiversity. It also highlights global trends, technological innovations, and environmental benefits linked to organic practices. At the same time, the study discusses major challenges like lower yields, high certification costs, limited infrastructure, and climate change. Recent developments, including Organic 3.0, precision farming tools, and AI-based solutions, show strong potential to improve organic production. By combining findings from different studies, this article helps readers understand the importance of organic farming and the need for better policies, training, and technological support. Overall, it provides clear insight into how organic farming can contribute to a more sustainable, resilient, and eco-friendly food system.