Well look at this, it seems that humans are effecting the environment for our own benefit. Done completely by accident, of course, humans are producing low frequency signals that are acting as a bubble around our planet from space radiation. It looks like human development is safe-proofing us against disaster. NASA probes detect 'Man-Made' radiation bubble around earth http://daily-sun.com/post/227248/NASA-probes-detect-ManMade-radiation-bubble-around-earth
