A global temperature increase would affect us all. The environment is a very fragile system, one tip and it all changes. The first step towards prevention would be to stop the behaviors causing it . Excessive dependency on fossil fuels and industrial pollution. The ozone molecule is an allotrope of oxygen.
Any halocarbon breaks that molecule up into non ozone particles.
Question concerning behavioral changes, we can help by making the issue real to other students and teachers. Land use and development here in South NJ could learn a lesson. Yes, use of ozone friendly products is the first place to start. Clouds are not able to block UV radiation. You guys are getting really good at this.