Short answers, pulled from the story.
The average annual temperature in western Russia rose by 0.4 to 0.5 degrees Celsius every decade since the 1970s. This warming trend accelerated over the last century, reaching approximately 1.29 degrees Celsius compared to a global average of 0.74 degrees.
Frozen ground collapse caused an oil storage tank to fail at Norilsk-Taimyr Energy's Thermal Power Plant No. 3 on the 2nd of May 2020. This incident released 21,000 cubic metres of diesel oil into local rivers due to thawing permafrost destabilizing industrial infrastructure.
Moscow air was filled with emissions from burning dewatered bogs during July 2010 causing regional visibility to drop below 300 meters. Wetlands International reported that 80 to 90 percent of the 2010 Russian wildfires originated from drained peatlands which release harmful pollutants.
Frequent winter thaws create ice layers on the ground that block access to lichens essential for reindeer herds. Researchers note that even small climate changes disrupt the nomadic lifestyle of Nenets communities and reduce marine animal populations damaging traditional fisheries.
Droughts in 2010 and 2012 led to increased prices for rye wheat and barley within Russia. By 2030 grain prices could rise significantly with estimates showing 29 percent increases for wheat and 47 percent for maize due to weather dependency reducing overall crop yields.