Symptoms might include: Pain. Most people who develop optic neuritis have eye pain that's worsened by eye movement. Sometimes the pain feels like a dull ache behind the eye. Vision loss in one eye. Most people have at least some temporary reduction in vision, but the extent of loss varies.
There are many ways in which the gold rush in Australia shaped the country. One of the ways it shaped Australian history was through immigration. The goldrush brought a large number of immigrants to Australia, all of whom contributed their own cultural influences. It was the beginning of multiculturalism in Australia.
The California Gold Rush affected many things. One of which includes technology. As people from all over the world rushed to California in search of precious metal, new techniques were developed to make mining a tad easier. Eventually, inventions would be made. The miners of the California Gold Rush started off with a simple pan to sort nuggets and flakes of gold from dirt, sand, and water. Soon, more complex tools would be developed. These included the rocker and then the sluice, two improvements of the pan.