GnRH stimulates the pituitary gland to produce follicle stimulating hormone (FSH), the hormone responsible for starting follicle (egg) development and causing the level of estrogen, the primary female hormone, to rise.
The Great Alaska Earthquake lasted for nearly five minutes and registered a magnitude of 9.2, still the largest ever recorded in North America and second only to the 9.5-magnitude quake that struck Chile in 1960.
Three of the eight largest earthquakes in the world were in Alaska; Seven of the ten largest earthquakes in the United States were in Alaska; Since 1900, Alaska has had an average of: One great earthquake (magnitude 8 or larger) earthquake every 13 years; One magnitude 7 to 8 earthquake every year; Six magnitude 6 to 7 earthquakes per year; Forty five magnitude 5 to 6 earthquakes per year; Three hundred twenty magnitude 4 to 5 earthquakes per year; An average of a 1,000 earthquakes are ...