There is a large disparity between the wealthy and the poor, and accounts for persistent social tension between the people. There is an adequate telephone system and a tarred road circles the island. The only harbour is Le Port, which is close to Saint-Denis. An international airport is located at Saint-Denis and Air France is the national carrier. There is no rail system.
Electricity is derived from thermal and hydroelectric sources.
A risk assessment is recommended prior to arrival in the country. Vaccinations and medical insurance should also be arranged in advance. Water is untreated and not safe to drink. The main export commodities of the French Reunion Islands include alcohols, essential oils, fish, langoustines, various perfume materials, seafood and vanilla. The main import commodities include chemical products, chemicals, iron steel, leather goods, petroleum products and pharmaceuticals.