Complex sentence: These Pagan ideals coincide with eco-spirituality because Pagan's understand the environment to be part of the divine realm and part of their inner self, therefore harming the environment directly affects their wellbeing.
Split into simpler sentences: These Pagan ideals coincide with ecospirituality because Pagans understand the environment to be part of the divine realm and part of their inner self. Therefore, in their view, harming the environment directly affects their wellbeing.