I don't want to defend the oil and gas industry but I'd be lying if I said I was surprised to hear they were the number one polluter.
Δεν υπερασπίζομαι τη βιομηχανία αλλά θα έλεγα ψέματα αν έλεγα ότι εξεπλάγην με την πρώτη της θέση.