People pay more and more attention to the problem of "man and environment". If you were a reporter, which three would you mention when interviewing local environmental officials on environmental prote

People pay more and more attention to the problem of "man and environment". If you were a reporter, which three would you mention when interviewing local environmental officials on environmental protection issues? 1. Now there are more and more automobile exhaust emissions. How to solve it?

2. Garbage discharge can be seen everywhere. How will the residential property be managed?

In the community, pets are convenient everywhere, some people spit everywhere, and even some people litter. How can we prevent this from happening?