Keystone XL pipeline
Keystone XL pipeline
List of pipeline accidents at wikipedia

On Keystone and tar sands oil

Mike Klink on Keysone XL pipeline

Pipeline corrosion, more, Corrosion control

12 oil spills in one year, New York Times editorial

TransCanada too optimistic

Enbridge oil spill (Kalamazoo, MI) at wikipedia

Enbridge spill, Michigan Messenger story of the year

Enbridge spill, spotty inspections

Timeline of Enbridge oil spill

Enbridge knew of corrosion

Michigan oil spill, Pipeline divides (NYT)

EPA response to Enbridge spill

Enbridge likely to face criminal charges

Questions about oversight of oil pipelines, implications for Keystone XL

Senate passes pipeline safety bill, Ken Haar on Rachel Maddow show