1.   America, which is developing more high-speed rail corridors, cannot afford to be blase just because each accident seems to be freakish and rare.

2.   Across the United States, transportation agencies are buying up rail corridors and either preserving them for future use or putting them to immediate work hauling passengers and freight.

3.   Business has been picking up lately on the rail corridor from Eugene, Ore., to Vancouver, British Columbia.

4.   But as the trolley left established rail corridors, the agency found local resistance.

5.   El Paso sits on a major east-west rail corridor, and has rail lines leading into Mexico.

6.   In Georgia, transportation officials are reviewing the rail corridors to identify and prioritize grade crossings that will need improvements to accommodate planned commuter trains.

7.   Officials are exploring several other light rail corridors, including a possible link to the new Denver International Airport.

8.   One such group is the Rails-to-Trails Conservancy, a Washington D.C.-based association that helps convert unneeded rail corridors into public trails.

9.   Or it would create an entirely new rail corridor, as in the proposed east-west line through the northern suburbs.

10.   Re-using the rail corridors eliminated costly and ugly condemnation suits.