![The roof at Raleigh Union Station with green plants and soil that clean and absorb rain](/sites/default/files/styles/16_9_384x216/public/2019-12/green-roof-at-union-station_0.jpg?h=d27dbe0d&itok=GKouA6K-)
This green roof at Raleigh Union Station collects rain before it falls to the ground or evaporates into the air. This type of planted roof helps reduce pollution to a stream called Rocky Branch.
Green Roofs
What you need to know
Updated: Feb 28, 2024