Pests are destroying Canada’s trees — and a warming climate threatens to send more insects north

native white-spotted sawyer beetle for educational purposes. Photo by Nasuna Stuart-Ulin / Canada … -Ulin / Canada’;s National ObserverEnter the … of things. Canada produces about 75 per cent … intrinsic parts of Canada’s identity for centuries. To …… native white-spotted sawyer beetle for educational purposes. Photo by Nasuna Stuart-Ulin / Canada … -Ulin / Canada’;s National ObserverEnter the … of things. Canada produces about 75 per cent … intrinsic parts of Canada’s identity for centuries. To …