Dangers that might cause the end of life on Earth soon

Some people are scared because of the end of life on our planet. Unfortunately this subject becomes a real threat for our civilization, and most of the specialists say that we, the people created the things that will affect us and the future generations that will live on Earth. There are many dangers that might cause the end of life on Earth soon, but some of them can be stopped or slowed down.
If you’re wondering what are some of the most,you can see some of them in the following paragraphs.