Marcos Veiga/Alamy
Ivy is multiplying across European forests, riding a perfect storm of environmental changes, say scientists.
Michael Perring, an ecologist at Ghent University in Belgium, and his colleagues spotted the trend while working on a study of more than 1800 research plots in 40 forest regions across temperate Europe, from Ireland in the west to Hungary in the east. The study compared data gathered between 1933 and 2015.
The research reveals that common ivy (Hedera helix) has become even more common. During the study interval it has spread, reaching on …
source: newscientist.com