Two 15-year-old Indonesian schoolgirls, Wening Pranayadipta and Vania Santoso, have taken first prize at the Volvo Adventure International Final, in Göteborg, Sweden, over the weekend. Out of the 365 projects from 47 different countries, the team called the "Bright Youngsters" took the US$10,000 first prize for their project "Useful Waste for a Better Future." In second place, the "Green Teens" of...