The nuclear disaster at the Chernobyl nuclear power plant in 1986 was a huge disaster for humans and animals in Ukraine. But recent research is showing the resilience of nature. Chernobyl dogs and wolves are showing signs of evolving. They are adapting to the lingering radiation caused by the disaster.
According to the chip chick website:
“A massive plume of radiation was launched into the sky and spread across Europe, making it one of history’s worst nuclear disasters.
The purpose of the test was to simulate a power outage to see if the reactor would work without electricity, but a combination of poor design, user errors, and miscommunication led to the disaster.
In the years that followed, the Chernobyl region was abandoned due to far-reaching environmental damage, health issues for people and animals exposed to radiation, and fears of contamination.”
During the first few days in the aftermath of the explosion, radiation levels were so high that plants located near the reactor turned brown, withered away, and died.
Many wild creatures experienced genetic mutations, reproductive problems, and a significant decrease in populations.”
Chernobyl dogs and wolves somehow managed to survive.
An exclusion zone has been formed and people do not live close to the blast site. Recent research has shown that animals in the region. including frogs, are surviving and adapting. The dogs in question include descendants of many pets that were left behind.
Researchers have begun studying the dogs and are noting changes in their DNA. The changes separate them from dogs living as close as 10 miles away in Chernobyl City. The nature and function of the changes require further study.
Wolves, however, appear to be evolving better defenses against cancer as a result of genetic adaption.
Evolutionary biologist Cara Love has tracked the wolves’ adaptation since 2014. She has visited the exclusion zone with her colleagues, placing GPS collars on the wolves. The collars were equipped with radiation dosimeters,
The research has been interrupted by the war. But indications are that the cancer fighting wolves were exposed to about 6 times the daily amount of radiation that would be considered safe for humans. Their genetic makeup was different than that of other wolves outside the area. The cancer fighting wolves had higher amount of cancer resistant genetic material and their immune systems were different too.
The changes to Chernobyl dogs and wolves are significant. How significant is yet to be determined.