group 3 water pollution by Chris Fung https://padlet.com/chrisfung_cuhk/gku81gadmmmd Made with a taste for adventure en-us 2017-02-17 04:02:46 UTC 2017-02-17 04:28:48 UTC hello@padlet.com Water pollution is something make the water dirty. https://padlet.com/chrisfung_cuhk/gku81gadmmmd/wish/154514925 2017-02-17 04:08:08 UTC https://padlet.com/chrisfung_cuhk/gku81gadmmmd/wish/154514925 Chemicals from factories cause water pollution https://padlet.com/chrisfung_cuhk/gku81gadmmmd/wish/154515052 2017-02-17 04:09:38 UTC https://padlet.com/chrisfung_cuhk/gku81gadmmmd/wish/154515052 Water pollution https://padlet.com/chrisfung_cuhk/gku81gadmmmd/wish/154515993 2017-02-17 04:20:34 UTC https://padlet.com/chrisfung_cuhk/gku81gadmmmd/wish/154515993