The threat to the earth has grown in recent years. We all have a moral obligation to make our planet a safer and healthier place to live for ourselves and future generations. The indiscriminate exploitation of earthly resources, on the other hand, has thrown the ecological balance off. We must keep in mind that our actions and activities have an impact on the entire earth. The earth is what keeps us alive; the quality of our existence is determined by it. Here's an article on Save Earth Save Life that covers all of these themes.