By Brieanna Charlebois Coastal First Nations in British Columbia have issued an open letter to Prime Minister Mark Carney, asking him to reject any new proposal for a crude oil pipeline to the northwest coast. The move comes as Alberta Premier Danielle Smith pushes for a new private-sector pipeline that would send crude oil to the northern B.C. coast for export to Asia. Marilyn Slett, president of the Coastal First Nations-Great Bear Initiative, says in a news release that there is no pipeline or oil tanker project that would be acceptable to their group, and any proposal to send crude oil through their coastal waters is a “non-starter.” The group is asking Carney to uphold the 2019 Oil Tanker Moratorium Act, which prohibits oil tankers carrying more than 12,500 metric…