Desalinating seawater can ensure water security

National water policy should include utilisation of sea water resources for holistic development of country's water resources

Small approach, big benefit

Nanotechnologies offer an economical way to make water potable

Sound method...

...of cleansing the membranes used in filtration of polluted water

Waste Mismanagement: An open secret

To treat toxic wastewater without chemicals, scientists develop nanomaterial from seaweed

The nanomaterial obtained from seaweed has shown very high adsorption capacity for lead and chromium

Why ozonization to treat drinking water can be dangerous

A brush of hair

Can help treat oily wastewater

"Centralised wastewater treatment does not work"

The Centre For Scientific Research Trust (CSR), Auroville, Pondicherry has pioneered the decentralised wastewater treatment system in India. …

Nano arsenic mop

Alumina nanoparticles can better adsorb the heavy metal

Sweet treatment

A cheaper method uses glucose and enzymes to filter water

Wasting no water

Industries in Bangalore to get recycled water

Clean option

Lemony clean water

Lime juice, sunlight can purify water in 30 minutes

MEXICO

Safety measure

Delhi's sewage

Aerobics for Yamuna?

Activated carbon removes pesticide

Clean-up act

Clean with coir

Biofilter for domestic wastewater

For pure water

Halogen wars

Water purifier makers in court over advertisement

Gandhian Sanitation: Political will, proactive sarpanch changed the sanitation scene in Mariyapuram

The village sarpanch formed self-help and youth groups to motivate the village residents; the Panchayat constructed 192 individual and nine …

A salty resort

In Chennai, the salinity of groundwater has increased many times above the permissible limits. The question is whether making sea water potable …

Treating contaminated water

The problem of natural contamination of groundwater with highly toxic poisons like arsenic and fluoride is here to stay. The million-dollar …

Take waste out of water

We cannot manage our rivers sustainably unless we fix our waste management system