With this record warm winter, emerald ash borer thrived. It was especially upsetting to see this devastating insect found up near Chippewa National Forest. Usually, cold weather can protect the
In northern Minnesota, researchers and foresters prepare for emerald ash borer invasion mprnews.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from mprnews.org Daily Mail and Mail on Sunday newspapers.