When you think of Chernobyl you probably think along the lines of
“nuclear disaster” and a “no-go” area, but new research shows that with
humans now absent from the region, several mammal species including wild
boar and wolves, are increasing in number in this most unlikely nature
reserve.
It’s important to stress that the Chernobyl Nuclear Power Plant accident
of 1986 was devastating to the area and meant that around 4750 square
kilometers of land spanning across both the Ukraine and Belarus has
become inhabitable for humans.
However, traditional notions that
this area is a desolate and barren place are not necessarily accurate,
and scientists have been mindful that, particularly over the past
decade, wildlife has returned to the exclusion zone, and in some cases
in significant numbers.
Now research published in the journal Current Biology
detailing a long term census of mammals in the exclusion zone area
finds that some animal species may even be thriving. That’s not to say
that the radiation and resultant abandonment of the site was necessarily
good for those species, but rather that the lack of human sprawl and
hunting does appear to be helping their numbers.
There
has been a great deal of scientific literature published regarding how
wildlife is fairing in the exclusion zone, and the results have been
mixed or even, at times, seemingly contradictory. The literature appears
to show that insects and arachnids have not fared well, with their numbers down compared to what we’d expect for that region. Studies have also shown the accident may have reduced the number of birds in the region,
among other animals. Few studies, however, have looked at key large
mammal species, and few studies have also relied on methodologies that
go beyond anecdotal reporting. This latest study was different however.
Researchers
from the University of Portsmouth in the UK together with a team from
the Polesky State Radioecological Reserve in Belarus used data
from aerial surveys that had been able to count, and with a degree of
accuracy that had previously been lacking, large mammals like roe deer,
wolves, wild boars and more.
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