Inter Press Service: North America’s largest natural gas corporation hopes a one-million-dollar bounty will take down the saboteur who is blowing up their pipelines in northern Canada. Since October 2008, six controlled explosions have rocked sour gas pipelines operated by EnCana energy around the Tomslake area in the province of British Columbia. EnCana’s reward is thought to be the largest in Canadian history. While Calgary-based EnCana is the largest player in the area, a boom in unconventional …