On a brisk September morning, Brian Palik’s footfalls land quietly on a path in flickering light, beneath a red pine canopy in Minnesota’s iconic Northwoods. A mature red pine, also called Norway pine ...

Scientists are testing assisted population migration (left) by moving native trees to slightly cooler climates within their current range. In experiments of assisted range migration (center), ...

In New Hampshire’s White Mountains, a noteworthy episode is unfolding, repeating year after year. It challenges the age-old belief that trees don’t move. Here, trees move when they want to, especially ...

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, ...