Nowadays it is common to use either DAF or some form of sludge-blanket clarifier; neither of these can be described as settlement basins; both are better described as clarifiers. This chapter ...

Clarifiers encompass conventional clarifiers, sludge-basket clarifiers, suction clarifiers, and reverse osmosis (RO) clarifiers. The primary end product of clarifiers is a clarified liquid. They are ...

This story appears in the August 2019 issue of National Geographic magazine. Vegetables grown through aquaponics—a combination of fish farming (aquaculture) and plant cultivation without soil ...

HER HUSBAND, KIEL RECEIVED A GRANT TO STUDY ANYTHING, SO HE VISITED A TILAPIA FARM IN CALIFORNIA AND CAME BACK TO START ONE OF TWO AQUAPONIC FARMS IN THE COUNTRY, RAISING SALMON, A 19 MONTH ...

Free workshops that are meant to get more people engaged in sustainable practices — from composting to sustainable fishing, aquaponics and learning more about medicinal plants — will be ...