Dec. 21 (UPI) --Regardless of whether a tree puts out flowers or unfolds its leaves first, new research suggests the time delay between the two phenological events has increased as global temperatures ...

Hyperspectral reflectance reveals critical leaf functional traits indicative of a plant's physiological status, providing a powerful tool for distinguishing seedlings adapted to specific environments.

The research was carried out by an international team from the Centre for Ecology & Hydrology, the Polish Academy of Sciences, the University of Edinburgh and the Macaulay Land Use Research Institute.

The Scotch pine had much more than its 15 minutes of fame. Its full-bodied density has ruled living rooms across America for the past 50 years or so, and it’s still among the most popular Christmas ...