Marine applications refer to the various uses of technology and resources in ocean environments. This includes activities like fishing, shipping, and marine research. These applications help in exploring and utilizing the ocean's vast resources, such as fish stocks and minerals, while also ensuring sustainable practices to protect marine ecosystems. Additionally, marine applications encompass the development of marine engineering solutions, such as submarines and offshore platforms. These technologies are essential for tasks like oil drilling and renewable energy generation, including wind farms and tidal energy. Overall, marine applications play a crucial role in economic development and environmental conservation.