New Democrat parliamentarians are urging the federal Liberals to address what they say is corporate greed driving a cost-of-living crisis for northern and Indigenous communities. As record-high prices for food, fuel and heat ripple across the North, Ottawa can lighten the financial load by reforming its Nutrition North subsidy and cutting the GST from home heating, according to northern Manitoba MP Niki Ashton and Nunavut MP Lori Idlout.