Explore Earth’s five major extinction events with your students and learn what causes them goo.gl/yHqXgi

My discovery is also similar

my new youtube channel to prevent extinction of earth - https://www.youtube.com/user/ExtinctionWatch

Its possible to re-build world after natural disaster or world war, but its impossible to re-build after extinction of earth, so we must save the world

Story of Human Rights Video - Extinction of Human Rights is mentioned

Friends,

In the middle of video, its said that 90 million people died in 2nd world war, and human rights are about to become "Extinct", i am sharing this becaz, Extinction of earth in universe is even more worse, so we must save/heal the world

not even cockroach can survive if asteroid or meteors fall on earth & makes earth extinct, so we must save the world