United Press International: Scientists at a Denmark conference say rising sea levels will have a major negative impact on 1-in-10 humans living in the Earth’s low-lying coastal areas. Research presented during this week’s International Scientific Congress on Climate Change in Copenhagen shows the upper range of sea level rise by 2100 could be in the range of about 1 meter (3 feet) or possibly more. At the lower end of the spectrum, studies show it is increasingly unlikely sea level rise will be much less than 50 …