Summit Voice: The world`s major ice sheets -- on Greenland and Antarctica -- haven`t really started a major meltdown yet. But the rest of the world`s glacial regions have been losing ice at a rate of about 260 billion metric tons annually, raising sea level by about 0.03 inches per year -- about a third of the observed sea level rise.
The biggest ice losses are happening in Arctic Canada, Alaska, coastal Greenland, the southern Andes and the Himalaya. Combined, the areas contribute as much to sea level rise...