With wispy tufts that drape trees like haunted-house cobwebs, old man’s beard lichen can be an unexpected sight in northern Minnesota forests. It resembles a petite version of Spanish moss seen on ...

As the world warms, trees in such forests will no longer be adapted to their local climates. That’s where assisted migration comes in John H. Tibbetts, Knowable Magazine On a brisk September morning, ...

MINNEAPOLIS — Minnesota's warm winter has hurt the fight to control invasive species that attack trees and plants. Common invasive insects we see each year cannot survive typical Minnesota winters.

Cory Netland is a Department of Natural Resources area wildlife supervisor working out of New London, Minn. — not too far from where he grew up. Like the state’s other 80,000 or so pheasant hunters, ...

MINNESOTA, USA — The dry September is a far cry from the record rain the state had to start the summer and that has caused stress on Minnesota's trees. Experts say trees are having a difficult time ...