In nature there are 5 Maha Panch Bhootas you can understand it as 5 basic living elements on Mother planet Earth . As our human life with so many struggle in nature Reaches to this level where we are right now in this circle of time . We are always dependent on nature we should be in a way of gratitude always other wise mother planet earth and nature shows its alter as a natural calamities . so better until we are living we remain grateful to nature and 5 Essential elements needed for life .And as Human being to Reach on this level where we are today Our struggle as human being is there from ancient time And till struggling on mother planet earth there are number of other species .