Sentence:  "Integrated Solid Waste Management Program, Based on Waste Reduction, Recycling, and Out-of-Country Landfilling (i.e., Longhaul)": This alternative would have required the same practices for waste reduction and recycling as the previous alternative. Instead of developing a new in-county landfill, remaining solid waste would be disposed of in existing landfills and <WSD>longhauled</WSD> to an out-of-country landfill once the existing landfills reached their capacity. 
Meaning of the word marked with <WSD> tags:  To transport goods over long distances.