1. I am afraid that the chemical wastage were be done, broken position from the natural and man made somethings were very much efficient issues for climate change.
2. Immigration system to entire should vanish. We may be we are the citizen of the world. If you can do it then illegal and crime is may be minority number.
3. Who have gone to the US, then you and you government should be given financial support to do a small business. Then crime will be nil day by day. New comer will welcome to your US but they have no chance to do something, it will not well to see.