 ESG programs and regulatory compliance highlight Pebbles site investment in 2021 VANCOUVER, BC ACCESSWIRE June 15, 2021 Northern Dynasty Minerals Ltd. TSX:NDMNYSE American:NAK Northern Dynasty or the Company reports that its 100-owned US-based subsidiary Pebble Limited Partnership Pebble Partnership is preparing crews and equipment to undertake a 2021 field program at the Pebble Project site in southwest Alaska this summer, with a focus on environmental management, sustainability and regulatory compliance. 