Sentences with phrase «polar field»

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.

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?

Based on the Wilcox Solar Observatory (WSO) polar field observations since 1976, the polarity reversal years are taken to be 1980, 1990, 2000, 2013.

Also M.Vukcevick with his famous Sun -LCB- s polar fields extrapolation could contribute to the understanding of this phenomenon.

About the only significant even in the last month is that the solar polar fields have begun their reversal, indicating we are at «solar max», which seems like a misnomer given the low activity observed at the moment.

In each rise and fall, the latitude of sunspot eruption starts around 30 ° and drifts to the equator, but the magnetic fields of the follower spots (sunspots usually come in pairs, called leader and follower) drift poleward and reverse the polar field.

(2), and the polar field reversal around that period.

The second discrepancy occurring during the maximum of solar cycle 24 can be explained in terms of the unusually extended polar field reversal, with both northern and southern polar fields being simultaneously positive for over a year, leading to a higher flux of GCR particles at Earth.

Keeping them firmly grounded, CRF includes the foremost authority in the polar field, Professor Peter Wadhams, who for decades has been doing a magnificent job of exploring the Arctic sea ice, on top of the surface and under it by submarine, to get to the truth of what we face in this crisis.

For estimating the strength of the upcoming cycle 25, we regularly cast a look at the sun's polar fields.