Locals are back to turning wood scraps into charcoal .

当地人又 开始用 碎木烧制木炭了。

According to Brown turning food scraps into energy may be new to Americans but it 's well-established in Europe .

她说， 化食物 废料为能源，这在美国人看来可能是新鲜事，可是在欧洲，已经发展的很好了。