Myanmar on the cusp of change

IMG_1506After decades of isolation, Myanmar is welcoming investments and technical expertise from international organisations. Its water and wastewater sector needs to be built up from scratch. Will Myanmar be able to avoid the mistakes made by countries in the region? Continue reading

Drugging our waters

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A recent visit to Denmark made me realise that the global challenge of pharmaceuticals and personal care products (PPCPs) in wastewater was even more onerous than I thought. Despite being one of the most sustainable countries in the world, and equipped with advanced water technologies, Denmark has managed to build its first full-scale dedicated WWTP for treating hospital wastewater only recently. Most hospitals are discharging their wastewater to municipal treatment plants, which as insiders know too well, are woefully inadequate to deal with PPCPs. Continue reading

The colours of criminal dumping

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I’ve been seeing red very often these days. It started early this year when The Guardian posted a picture of a bright red Jianhe River in Luoyang, China. The colour was caused by illegal wastewater discharges from chemical plants. Continue reading

Show some energy

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It has been known for a long time that there is energy in wastewater. Nearly any wastewater has an energy value of 13-15 kJ/g COD. The organic matter present in wastewater is theoretically sufficient to more than offset all the energy used in its treatment. Continue reading