Grass conserves water and cleans the air. Grass traps water and reduces soil erosion. The average grassed yard can absorb more than 22.7 m3 (6,000 gallons) of rainwater. [aitc.oregonstate.edu]
Grass conserves water and cleans the air. Grass traps water and reduces soil erosion. The average grassed yard can absorb more than 22.7 m3 (6,000 gallons) of rainwater. [aitc.oregonstate.edu]