In spite of historical barriers to participation in polar field work, women have made outstanding contributions to polar physical, biological and social sciences, as well as to community - level efforts to coordinate and communicate science. (arcus.org)
Would not a weakened polar field over a period of, say, a few hundred years result in a greatly accelerated mutation rate due to direct cosmic - ray bombardment? (discovermagazine.com)
Based on the Wilcox Solar Observatory (WSO) polar field observations since 1976, the polarity reversal years are taken to be 1980, 1990, 2000, 2013. (swsc-journal.org)