On an overcast spring day in southwestern Pittsburgh, close to 200 people gathered in the church hall at St. Catherine of Siena for an Earth Day Community Resources Fair. The atmosphere was festive, as vendors from climate-focused businesses and groups shared information and resources. St. Teresa of Kolkata parish serves a growing Latino population in Pittsburgh, offering weekly Spanish-language Masses. Fr. Jim Bachner, pastor, gave a recent Earth Day homily relating the history of Pittsburgh'