High rates of lung disease, increasing dependence on cheaper imported coal, and general disinterest among the younger generation, have contributed to the demise of the local coal industry.
但近年來柑樹已經「老態龍鍾」，所結柑桔不但味乾果小，外形也不美觀，遂從上市鮮果淪為食品加工廠的原料，價格自然慘跌。在這種狀況下，柑農必須拿出魄力，全面砍掉老樹，重栽新品種，方可解決問題。