▁pay ▁the ▁cost ▁of ▁our ▁generation ' s ▁ir respons ibility ." ▁The ▁Pope ▁called ▁for ▁a ▁" rad ical ▁energy ▁transition " ▁away ▁from ▁foss il ▁fu els ▁and ▁towards ▁renew able ▁energy ▁sources , ▁critic izing ▁" the ▁continued ▁search ▁for ▁new ▁foss il ▁fuel ▁res erves " ▁and ▁ins isting ▁that ▁" f oss il ▁fu els ▁should ▁remain ▁under ground ". ▁Pope ▁Francis ' ▁efforts ▁at ▁environmental ism ▁have ▁received ▁the ▁pra ise ▁of ▁high - level ▁clim at olog ists ▁and ▁the ▁support ▁of ▁the ▁CE Os ▁of ▁major ▁corpor ations . ▁At ▁a ▁meeting ▁with ▁the ▁head ▁of ▁the ▁International ▁Association ▁for ▁H ydro gen ▁Energy , ▁Francis ▁mentioned ▁that ▁he ▁drew ▁on ▁his ▁background ▁in ▁chem istry ▁and ▁read ▁up ▁on ▁hydro gen ▁energy ▁before ▁writing ▁La ud ato ▁si '. ▁ ▁In ▁April ▁ 2 0 2 0 ▁on ▁the ▁F ift i eth ▁anni versary ▁of ▁Earth ▁Day , ▁Francis ▁said : ▁" It ▁will ▁be ▁necessary ▁for ▁our ▁children ▁to ▁take ▁to ▁the ▁streets ▁to ▁teach ▁us ▁the ▁obvious : ▁we ▁have ▁no ▁future ▁if ▁we ▁destroy ▁the ▁very ▁environment ▁that ▁sust ains ▁us ." ▁He ▁went ▁on ▁to ▁pra ise ▁ind igen ous ▁communities ▁who ▁" have ▁the ▁wisdom ▁of ▁' l iving ▁well ', ▁... ▁living ▁in ▁harm ony ▁with ▁the ▁earth ." ▁ ▁P over ty ▁ ▁While ▁he ▁has ▁said ▁that ▁the ▁greatest ▁pover ty ▁is ▁" the ▁lack ▁of ▁Christ ," ▁and ▁the ▁" only ▁one ▁real ▁kind