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08
MayWorld Migratory Bird Day
The Second Weekends of May and October are events observed twice each year as World Migratory Bird Day to focus world attention on the need to protect migratory bird populations, their habitats, and their international flyways. Through exchanges of … Continue reading →
22
AprEarth Day
April 22, Earth Day, is celebrated around the world as tens of millions of people make time to attend their environment. Thousands of governments – from local to regional to state, provincial or federal – plan awareness campaigns and activities … Continue reading →
Tag Archives: Fredrik Carl Mülertz Størmer
Learning the Sky Dance
On September 3, 1874, Norwegian mathematician and geophysicist Fredrik Carl Mülertz Størmer was born. Although he investigated several astrophysical phenomena during his lifetime such as meteor trails and solar corona, Størmer was particularly involved in the study of the polar … Continue reading
Posted in On This Day
Tagged aurora, Aurora Borealis, Fredrik Carl Mülertz Størmer, Fredrik Carl Størmer, ionosphere, ions, On This Day, September 3, The Roberta Bondar Foundation
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