Prithvi Simha is a Doctoral Candidate in Environmental Engineering at the Swedish University of Agricultural Sciences.
Most of the wastewater produced worldwide receives no treatment and the nutrients in wastewater go to waste. Here's how households can draw these nutrients from urine
Free data for your bank card spend every month will go that extra mile to help keep South Africans connected to their dreams
Many companies have over-capitalised on IT infrastructure in the past, and are looking for ways to access simpler, cheaper technology that cuts their costs