"Global Warming, Earth Melting"

I think all of you have to know about global warming. Now, I will share my knowledge about it. As we know, global warming is our big enemy in the earth, but it comes from us to us. So, we can know causes of global warming is our bad habit like littering, using a plastic, and using too much paper this is just little of our bad habit and if I should mention one by one in this article isn't enough. Before I start this specific our topic, you have known it but do you know about the definition?