On July 6, the International Symposium on “Earth Security from the Perspective of International Security,” hosted by the School of International Relations introduced the perspective of international security into the study of earth security, and set up a bridge for the integration of arts and sciences and the discussion of security. More than 80 experts and scholars from the United States, the United Kingdom, Germany, Japan, Turkey, and domestic international relations and science and technology circles conducted cross-border discussions in a combination of online and offline methods.