The pinyon pines and juniper trees that fill the high desert, seen by many as an invasive scourge, are drawing interest as a source of renewable energy.

Creeping climate change in the Southwest appears to be having a negative effect on pinyon pine reproduction, a finding with implications for wildlife species sharing the same woodland ecosystems ...

Of the five species, including two pinyon pines and three junipers, Pinus edulis, more commonly referred to as two-needle pinyon or simply pinyon, showed the greatest declines, with about 24% of ...

Pinyon Jays and piñon pines have a mutualistic symbiotic relationship – that means the two species benefit off each other. It also means if one species is struggling, the other will likely ...

Interestingly, there are 11 species of pinyon pines; two in the U.S. and nine only found in Mexico. In addition, there are three species of junipers found throughout the pinyon woodlands.

The Pinyon Pine matures to 10-20 feet tall and wide in ten years, developing a flat, rounded crown. It is an evergreen tree, meaning its leaves (needles) remain green all year long. The stiff ...

Of the five species, including two pinyon pines and three junipers, Pinus edulis, more commonly referred to as two-needle pinyon or simply pinyon, showed the greatest declines, with about 24% of ...

Pinyon jays and piñon pines are wholly interdependent — the ... extends over 150,000 square miles across 13 states. It overlaps forests of several different species of piñon pines, shown ...

Pinyon jays and piñon pines are wholly interdependent—the piñon nuts provide essential sustenance ... The pinyon jay is a keystone species of these arid forests of diverse piñon pines and ...

The U.S. Fish and Wildlife Service agreed to review the pinyon jay’s status under the Endangered Species Act, meaning it could be listed as endangered of threatened following federal research.

The best-known North American species with wingless seeds are the several closely-related species of pinyon pine. They grow on poor soils in dry areas of southwestern U.S. and Mexico.

BOULDER — Gradual warming over the southwestern United States in recent decades is causing a decline in pinyon pine reproduction, with implications for other species sharing their ecosystem ...