A Catholic church in Summit is on a mission to plant 500 trees on its grounds by the end of the decade. St. Teresa of Avila Parish in Summit is in the process of planting 40 evergreen trees within its cemetery, according to the Archdiocese of Newark. It is the latest phase in the church’s tree-planting program launched in 2021 to support “Laudato Si,” an encyclical from Pope Francis imploring Catholics to protect the environment. The church planted 200 trees in the past three years and plans to add another 300 trees by 2029 around its church grounds, school and cemetery. Most are evergreen tre…