DULUTH — It’s been said that the true meaning of life is planting a tree "under whose shade you do not expect to sit," a hint, of course, that you’ll likely be dead before the tree gets that tall. But ...

Using carbon dioxide from the atmosphere, as well as sunlight and water, hybrid poplar trees grow fast and tall, up to 12 feet per year. They also harbor a considerable amount of carbon in their stems ...

SEBEKA, Minn. -- While researchers rush to develop new biomass sources for cellulosic ethnanol, Minnesota for a decade has been working on short-rotation, intensive of culture trees for energy and ...

Sitting under the wide canopy of a tree can cool you off on a hot summer day and even lower home-energy costs. If your landscape is treeless, the sooner a new tree grows a shady canopy, the better. A ...

The discovery of a hybrid population of poplar trees in western Wyoming has provided insight into how natural hybridization informs the evolution of many plant species, according to researchers. They ...

ALEXANDRIA, Minn. -- There's a new kind of crop growing on the farm that Charles Erickson's grandfather homesteaded near Alexandria. Erickson, a retired teacher, is raising hybrid poplar trees. He ...

WEST LAFAYETTE, Ind. - Purdue University researchers are collaborating with Chrysler LLC in a project to use poplar trees to eliminate pollutants from a contaminated site in north-central Indiana. The ...

DULUTH, Minn. -- Someday each acre of fast-growing, hybrid poplars may earn farmers thousands of dollars a year. The trees won't be grown for their wood but rather for their leaves. Harvested and ...