초록발자국 is an Android application developed by DCARRICK CO. LTD. It is a free environmental education platform that utilizes artificial intelligence. The program offers various features to educate and engage users in environmental conservation.

Users can take or register abstract action photos to showcase their efforts in protecting the environment. Additionally, they can upload UCC (User-Created Content) related to environmental topics, further spreading awareness.

One unique aspect of 초록발자국 is the opportunity for users to donate their "green footprints" earned through green practices. This incentivizes users to actively participate in eco-friendly activities.

Furthermore, the application provides a Q&A feature where users can interact with an AI environment chatbot, allowing them to seek information and guidance regarding environmental issues. Users can also engage in real-time consultations with environmental experts through Whale-on-Browser, enhancing their understanding and knowledge of environmental conservation.

Overall, 초록발자국 is an innovative and comprehensive platform that combines education, engagement, and AI technology to promote environmental awareness and sustainable practices.