IPFS News Link • Science, Medicine and Technology
RailroadTies: Precast Concrete or Wood?
• arcleinA new report from Robert Crawford of the University of Melbourne (Australia) supplies information that helps fill this environmental information gap. Crawford is a life cycle analysis expert who studies environmental impacts such as greenhouse emissions associated with various types of construction. He concludes that production, placement and lifespan of concrete ties produces as little as one-sixth of the greenhouse gas emissions as that associated with timber ties.