An aerial drone photo taken on April 26, 2026 shows the landscape of earth forest in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

This photo taken on April 26, 2026 shows the landscape of earth forest in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

This photo taken on April 26, 2026 shows the landscape of earth forest in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

This photo taken on April 26, 2026 shows the ruins of the ancient Guge Kingdom in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

An aerial drone photo taken on April 26, 2026 shows the landscape of earth forest in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

This photo taken on April 26, 2026 shows the ruins of the ancient Guge Kingdom in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

An aerial drone photo taken on April 26, 2026 shows the landscape of earth forest in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

This photo taken on April 26, 2026 shows the ruins of the ancient Guge Kingdom in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)

This photo taken on April 26, 2026 shows the landscape of earth forest in Zanda County of Ngari Prefecture, southwest China's Xizang Autonomous Region. (Xinhua/Tenzing Nima Qadhup)