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.
The 1964 Great Alaska Earthquake didnât come close to the loss of life from two slightly smaller and more recent quakes: the December 26, 2004 Indian Ocean 9.1-magnitude earthquake and tsunami (third-largest earthquake recorded on a seismograph, with over 230,000 people in 14 countries killed) and the March 11, 2011 9.0-magnitude earthquake in Japan (fifth-largest earthquake recorded on a seismograph, with nearly 16,000 deaths).