The content originally appeared on: CNN (CNN)The island of Hainan in southern China plans to ban the sale of fossil fuel-powered vehicles by 2030, aiming to become the first province in the country to do so, according to provincial authorities. In a statement, the provincial government vowed to be 'at the forefront of the country,' and become a 'top student in the carbon neutralization work, so as to demonstrate a beautiful calling card when making exchanges on climate change internationally.' […]