Pando is an ancient quaking aspen tree (Populus tremuloides ... But according to a 2018 study, aerial images taken of Pando over a period of 72 years show stark signs of decline, including ...

the word ‘aspen’ may be more likely to conjure up images of a ski resort in Colorado rather than a tree indigenous to Scotland. However, Populus tremula, as aspen is known in scientific terms ...