The TMX pipeline expansion project, which began in 2013, is facing its last big obstacle: a 2.3-kilometre wall of volcanic rock next to the Fraser River.It’s been described as “some of the most challenging terrain in North America for pipelines.” Zoe Yunker reports. Zoë Yunker is a Victoria-based journalist writing about environmental politics. Published Thursday, Feb. 15, 2024. https://thetyee.ca/News/2024/02/15/Quality-Cannot-Be-Compromised-Trans-Mountain-Urgency/