Latest Picea mariana Stories
A new study adds to existing evidence that frequent and powerful fires are converting the conifer-rich boreal forests of Alaska into deciduous woodlands.
With an increasingly warmer climate, there is a trend for springs to arrive earlier and summers to be hotter.
Scientists have found that the ground is drying out in a 13,700-year-old peat bog, just another sign, they say, of the Earthâ€™s warming climate.
- The word or words serving to define another word or expression, as in a dictionary entry.