Explore the fascinating story of Arctic and Antarctic sea ice revealed through a 40-year satellite record in this informative webinar. Discover the distribution and importance of sea ice, learn about microwave data collection techniques, and examine monthly deviations and trends in ice coverage. Gain insights into the changes occurring in both polar regions, including ice thickness and season length variations. Understand how sea ice relates to the broader climate system and its role as a climate change indicator. Delve into the intricacies of data collection instruments, from Nimbus 5 to more recent technologies. Analyze monthly and yearly averages, as well as trends before and after 2014. Conclude with a comprehensive summary and engage in a Q&A session covering topics such as salinity and other relevant aspects of sea ice dynamics.