“…In recent years, MOF-based compounds have been widely applied in many research fields due to their good optical performance, huge surface area, high catalytic performance, etc. [384,385] In this part, we summarize the MOF-based compounds for various environmental applications, including organic pollutant removal, [386,387] toxic and hazardous gas capture, [388,389] heavy metal ion detection, [390,391] gas separation, [392,393] water harvesting, [394,395] air purification, [396,397] and CO 2 RR. [398,399]…”