Major wildfires have destroyed thousands of acres in Idaho.大规模的野火烧毁了爱达荷州几千英亩的土地。Millions of years ago, Idaho was not dry. Rather, it was warm and damp.在几百万年以前,爱达荷州并不干燥。相反,那时这里非常温暖湿润。Twenty million years ago, Idaho was populated by dense primordial forest.两千万年前,爱达荷州覆盖着茂密的原始森林。