Aug 14 (Reuters) - France's Reunion island wants renewable energy to fuel 100 percent of its electricity by 2025 and all its transport by 2050. Here are some key facts about Reunion. * Reunion is a French overseas territory. Its multi-ethnic population use the Euro currency and vote in French elections. * It has a rapidly growing population of 763,000 people which is expected to hit more than 1 million by 2030. The island has a surface area of 2,500 sq km, but most people live near the coast. * Tourism accounts for more than half of Reunion's exports of goods and services. Sugar and rum make up about a fifth of total exports. * Reunion's volcano, La Piton de la Fournaise, is one of the world's most active. It last erupted in 2007.