Records of temperatures from the last 1000 years show that in the 200 years the temperature has skyrocketed, it may not be entirely our fault but we're pushing the temperature up faster than normal
The polution over LA tells me something needs to change, if only for the health benefits for people who live there. All I'm saying is the cause doesnt need to be justified to me I know that if polution were down alot more people would be better off.