Chapter 1. A Panorama of the Arctic: Geopolitics and International Law.- Chapter 2. The New Strategic Triangle in the Arctic: China, Russia, and the United States.- Chapter 3. Sino-Russian Cooperation on the Polar Silk Road: Vision, Divergence, and Challenges.- Chapter 4. Participation in and Strategic Arrangements for Arctic Affairs by the United States: Seeking Collective Security in a New Era.- Chapter 5. Who Will Win in the Climate Crisis? A Reinterpretation of the Interaction between Climate Change and Security Issues in the Arctic.- Chapter 6. Extra-regional Players in the Arctic: EU, China, Japan, Singapore, and South Korea.- Chapter 7. The Polar Silk Road and the Belt and Road Initiative: Integration and Optimization.- Chapter 8. Conclusion.