Jeju Island

Jeju Island
Robert Simmon, using Landsat data provided by the United States Geological Surve · Public domain · source
Name	Jeju Island
Location	East China Sea
Area km2	1848
Highest m	1950
Population	670000
Country	South Korea
Province	Jeju Province

Jeju Island Jeju Island is a volcanic island located in the Korea Strait off the southern coast of the Korean Peninsula, known for its volcanic landscapes, maritime climate, and unique folk culture. The island features a stratovolcano, extensive lava tube systems, and a designation as a UNESCO World Heritage Site for its geological value, attracting researchers and visitors from across East Asia, Europe, and the United States. Jeju serves as the capital of Jeju Province and plays a strategic role in South Korea's regional development, transportation, and cultural exchange.

Geography and geology

Jeju lies in the Korea Strait between the Yellow Sea and the East China Sea, centered on a lava-formed shield volcano, a cone summit rising to 1,950 m named Hallasan. The island's geology includes extensive basaltic flows, ash deposits, and celebrated lava tube systems such as Manjanggul Cave and the Seongsan Ilchulbong tuff cone, which contributed to the island's inclusion on the UNESCO World Heritage List. Surrounding islets and offshore reefs include Udo, Gapado, and Marado, and the island is situated near major maritime routes connecting Busan, Shanghai, Fukuoka, and Jeju Port. Jeju's climate is classified as humid subtropical with maritime influences, shaped by currents like the Kuroshio Current and affected by seasonal monsoon patterns tied to the East Asian monsoon.

History

Prehistoric habitation on the island is evidenced by shell middens and dolmens linked to cultural horizons found across Koreana and the Jeulmun Pottery Period. Jeju's historical record involves integration into mainland polities such as the Three Kingdoms of Korea and later the Goryeo dynasty, followed by incorporation into the Joseon dynasty administrative networks. The island's strategic position made it a waypoint in contacts with Ming dynasty and Qing dynasty China, as well as trading links to Ryukyu Kingdom and Silla. In the 20th century, events such as the Korean Empire transition, Japanese colonial rule under the Governor-General of Korea, and the island-wide uprising tied to the Jeju massacre after the Korean liberation shaped modern political memory. Postwar developments include designation as a special self-governing province under South Korea and hosting of major diplomatic and economic initiatives linked to Asia-Pacific forums.

Demographics and society

Jeju hosts a resident population comprising descendants of historic settlers and newer migrants from Seoul, Busan, Gwangju, and international communities from China, Russia, the Philippines, and Vietnam. Linguistically, the island retains the Korean language with a distinct Jeju dialect recognized for its preservation efforts among speakers and scholars associated with institutions like Jeju National University. Social structures include traditional women divers known as haenyeo, whose practices intersect with intangible heritage initiatives by UNESCO and local cultural foundations. Religious life on the island features Buddhism in Korea, Cheondoism, Protestantism, and Catholic Church (South Korea), as well as indigenous shamanic traditions managed by cultural centers and heritage NGOs.

Economy and tourism

Jeju's economy combines tourism, agriculture, fisheries, and emerging technology sectors tied to initiatives by Korea Trade-Investment Promotion Agency and provincial authorities. Agricultural products such as tangerine orchards, camellia oil, and hallabong citrus are exported through ports linked to Incheon International Airport and local ferry services to Busan and Incheon. The island's tourism industry is anchored by sites like Hallasan National Park, Seongsan Ilchulbong, Manjanggul Cave, and resort developments near Jeju International Airport, drawing arrivals from China, Japan, Taiwan, and Southeast Asia. Major hospitality and entertainment projects have involved international hotel chains and events promoted by bodies such as the Korea Tourism Organization and private corporations in partnerships with investors from Hong Kong and Singapore.

Culture and festivals

Jeju's cultural landscape includes folk arts, oral literature, and festival traditions such as the Jeju Fire Festival, which celebrates agricultural cycles, and the Donnaeko Festival focusing on local marine culture. The island preserves stone culture manifested in dolmens linked to Bronze Age societies, while contemporary cultural institutions like the Jeju Museum of Art and Jeju Folk Village Museum curate collections related to haenyeo practices and islander lifeways. Music and performance traditions are represented in events featuring performances inspired by Pansori and reinterpretations presented at venues collaborating with the Korean Cultural Center network.

Environment and conservation

Conservation on the island addresses habitat protection for endemic flora and fauna, lava tube management under the UNESCO framework, and marine conservation in adjacent waters frequented by migratory species documented by Ramsar Convention affiliates and marine biologists from institutions like Seoul National University. Protected areas include Hallasan National Park and designated cultural landscapes managed in cooperation with international conservation NGOs and South Korean agencies. Environmental challenges involve balancing development with preservation amid pressure from resort construction, invasive species monitoring conducted by research teams from Korea Institute of Ecology and climate resilience planning connected to IPCC scenarios.

Category:Islands of South Korea Category:Volcanoes of South Korea