It is no wonder Hinduism worships them as sacred; they are or may be the destroyer of Earth. In the report, cows are responsible for one fifth of the World's green house gases that causes global warming, almost 1000 litres of water is used just to produce 1 litres of milk. The report also purport if nothing is done by 2050, the effect will be double.
Download and read the full PDF report here. (via Independent )
Human destroy by the hand of cow? What ironic!