Following the 5-month conditioning phase, iron was introduced to 5 designated “Fe-amended” columns via a second influent reservoir containing synthetic wastewater and 1 g L –1 of dissolved Fe-EDTA in ...
“In Richmond River today, the dissolved oxygen levels are almost nil, sitting at 0.4 micrograms a litre.” Price urged locals to record and report any dead fish they found to the charity so it ...