ocr: Canada's most important relationship is with the USA, its main trading partner. There are tensions in the relationshp,however. Canada has not managedto reach agreement on restricting pollution from US border plants, which have been responsible for much of the acid rain affecting Canada's forests. A US-Canadian commission recommendedass billion program, but did not suggest sources of - funding. Minor maritime waters disputes exist with the USA over stretches of the Northwest Passage; the USA recognizes Canadian claims over the islands, but not the waters. A dispute with France over the boundary ...
