There must be cleaner and pollution free atmosphere comparison to before pandemic. May I know how was the rate before and now to have clear view.
Thank you
Search found 2 matches
- Tue Apr 28, 2020 8:39 am America/New_York
- Forum: Home
- Question: Air Purity
- Replies: 2
- Tue Apr 28, 2020 8:33 am America/New_York
- Forum: Home
- Question: Air pollutions
- Replies: 3
Re: Air pollutions
Thank you for such information about country.