▁providing ▁a ▁coh er ent ▁set ▁of ▁concepts . ▁ ▁O thers ▁indicate ▁that ▁Hart sh or ne ▁has ▁quite ▁properly ▁placed ▁a ▁valuable ▁emphas is ▁on ▁appreci ating ▁nature ▁( even ▁ev iden ced ▁in ▁Hart sh or ne ' s ▁h ob by ▁for ▁bird - watch ing ). ▁His ▁emphas is ▁on ▁nature ▁and ▁human - div ine ▁relationships ▁to ▁the ▁world ▁has ▁go aded ▁reflect ive ▁work ▁on ▁developing ▁the ologies ▁about ▁poll ution , ▁resource ▁de grad ation ▁and ▁a ▁philosophy ▁of ▁e col ogy . ▁Al lied ▁to ▁this ▁has ▁been ▁Hart sh or ne ' s ▁emphas is ▁on ▁a est het ics ▁and ▁beauty . ▁In ▁his ▁system ▁of ▁thought ▁science ▁and ▁the ology ▁achieve ▁some ▁integration ▁as ▁science ▁and ▁the ology ▁provide ▁data ▁for ▁each ▁other . ▁ ▁Hart sh or ne ▁has ▁also ▁been ▁an ▁important ▁figure ▁in ▁u ph old ing ▁natural ▁the ology , ▁and ▁in ▁offering ▁an ▁understanding ▁of ▁God ▁as ▁a ▁personal , ▁dynamic ▁being . ▁It ▁is ▁accepted ▁by ▁many ▁philosoph ers ▁that ▁Hart sh or ne ▁made ▁the ▁idea ▁of ▁per fection ▁r ation ally ▁conce iv able , ▁and ▁so ▁his ▁contribution ▁to ▁the ▁ont ological ▁argument ▁is ▁de emed ▁to ▁be ▁valuable ▁for ▁modern ▁philosoph ical ▁discussion . ▁ ▁It ▁has ▁been ▁said ▁that ▁Hart sh or ne ▁has ▁placed ▁an ▁interesting ▁emphas is ▁on ▁aff irm ing ▁that ▁the ▁God ▁who ▁lov es ▁the ▁creation ▁also ▁end ures ▁suffering . ▁In ▁his ▁the ological