https://www.cbc.ca/news/science/high-arctic-research-station-forced-to-close-1.1171728
This is just one ground station, mostly used for ozone research.
Your internet friends sent you that information, hoping you were gullible enough to believe their claim that the global temperature measuring system has degraded.
But global temperature is largely monitored by satellite, and ground stations are mostly used for calibration.
There are independent satellite networks operated by different countries, and their datasets are largely in agreement on global temperature increases.
Science 1
Your internet friends 0