By Pam Wright, Local Journalism Initiative Reporter, Chatham Voice Walpole Island First Nation Bkejwanong Territory officials are asking the federal government to step in to stop the York1/Whitestone Fields dump expansion north of Dresden. On behalf of the band and nearby communities, Chief Leela Peters has sent a letter to Prime Minister Mark Carney calling for an “immediate moratorium” on the York1/Whitestone Fields project. Dated May 9, the five-page letter states the proposal “threatens critical ecosystems; First Nation sovereignty; public health and safety; and reinforces an increasingly visible pattern of environmental racism, injustice and constitutional neglect.” The letter outlines various threats posed by the expansion, including the potential to pollute the water that 30 million users on Great Lakes depend on; the threat to 88 species at risk in the…