SNOW-BLINDNESS

Evening Star, Issue 12396, 9 January 1905, Page 8

SNOW-BLINDNESS

With- the; example fresh before them of our troops blinded on the homeward march frcm Lhassa, the Japanese may be expected to take precautions against snow-blindness during the winter in. Manchuria; A fall of snow in Northern Manchuria means a depth of. 2ft or 3ft, and well down" south it is good for a foot.„.Snw-blindnesß takes the form of violentlyTcangjestcd eyelids, and burning, streaming eyes, intolerant of the light. ",' The careful man does not Buffer; he uses dark-, ered glasses. The, only man in Nansen's great expedition, to come by the complaint was the very man who should not have done —the medical-officer of the.party, who disregarded the advice he gave to others,, and paid the penalty. There are two sorts of snow which do not blind—the red, which has lain long enough to be colored by the presence of myriad small plants, and that rarer, find, the green, also the result of a vegetable growth. But white, red, or green, lying-, in the, Arctic or the Antarctic, or 'in murky _ London, every flake of enow has its origin in the some cause. Each has a minute speck of dust for. its nucleus, around which freezes aqueous vapor from the atmosphere, to be bleached dazzling white by the effect of light upon lite crystals. If there were no dust there, would be no snow."