Why Are People So Mean To Each Other? The Times We Live In Now Are Not Being Alone Times We All Need Each Other And Everyone Needs A Friend, Times Are Too Hard For Bickering Backbiting And Fighting, Look In Your Bibles We Live In The Last Days.
You basically answered your own question. It is because we are living in the end times. When Jesus returns he will be returning to the world "as it was in the days of Noah"