Although 3/4ths of the Earth is water, it doesn't mean it's all clean. If we dont take care of our water, there's a possibility that a day will come where we have no clean water left.
well it doesnt depend on anything human resources are jobs ,and natural resource is anything like, trees,paper,pencil,sand,bus,T.V,ANYTHING anda human resource is like,fire fighters, soft wares,...