▁in ▁Paris ▁at ▁the ▁ 2 0 1 5 ▁United ▁Nations ▁Cl imate ▁Change ▁Conference ▁in ▁December , ▁delivered ▁the ▁ke yn ote ▁address . ▁ ▁On ▁ 1 6 ▁October ▁ 2 0 1 7 ▁World ▁Food ▁Day ▁ceremony , ▁held ▁at ▁the ▁Food ▁and ▁Agricult ure ▁Organ ization ▁( FA O ), ▁which ▁is ▁head qu arter ed ▁in ▁Rome , ▁Pope ▁Francis ▁called ▁for ▁collaboration ▁among ▁world ▁leaders ▁to ▁ass ure ▁food ▁security ▁which ▁requires ▁tack ling ▁the ▁" root ▁of ▁problem " ▁of ▁food ▁in security . ▁Pope ▁Francis ▁c ited ▁" stud ies ▁conducted ▁by ▁the ▁United ▁Nations ▁and ▁many ▁other ▁civil ▁society ▁organis ations " ▁that ▁said ▁the ▁" two ▁main ▁obst acles ▁to ▁overcome " ▁are ▁" conf lic ts ▁and ▁climate ▁change ." ▁ ▁On ▁ 8 ▁March ▁ 2 0 1 9 , ▁Francis ▁held ▁a ▁meeting ▁with ▁leaders ▁of ▁world ▁religious ▁trad itions ▁to ▁increase ▁aw aren ess ▁of ▁the ▁state ▁of ▁the ▁climate . ▁In ▁June ▁ 2 0 1 9 , ▁Pope ▁Francis ▁declared ▁a ▁global ▁" cl imate ▁emer gency ", ▁warning ▁of ▁the ▁d angers ▁of ▁global ▁he ating ▁and ▁that ▁a ▁failure ▁to ▁act ▁ur g ently ▁to ▁reduce ▁green house ▁g ases ▁would ▁be ▁" a ▁brut al ▁act ▁of ▁in just ice ▁toward ▁the ▁poor ▁and ▁future ▁gener ations ". ▁Francis ▁noted ▁that ▁" f uture ▁gener ations ▁stand ▁to ▁inherit ▁a ▁greatly ▁spo iled ▁world . ▁Our ▁children ▁and ▁grand children ▁should ▁not ▁have ▁to