Researchers link Ganges crisis to weakened monsoon and human-caused pollution
                                
                                
                                    (Newser) -
                                    Once mighty and life-giving, India's Ganges River is facing its worst crisis in over a millennium, with human activity at the heart of the problem. A new study finds the river, relied on by about 600 million people, is drying up faster than at any point in the...