thermal power plants may have to bear transportation costs to dispose of flyash, says a draft notification of the Union ministry of environment and forests (moef). This has been done due to the

Flyash is fine particulate ash resulting from the combustion of coal

It contains silicon dioxide, aluminium oxide, iron oxide, heavy metals and traces of radioactive materials

If flyash is not disposed off properly

Scientists of Annamali University, Tamil Nadu, have developed flyash based herbal pesticide with turmeric, neem, eucalyptus, pepper and chilli dust and found them effective against several pests of rice and vegetables. (Courtesy : Down to Earth) July-Sep 2007

the cement industry has been using blast furnace slag for long. It maintained its eco-friendly reputation when a deal was struck between Steel Authority of India Ltd (sail) and Jaiprakash Associates

Studies on the removal of zinc by adsorption on two types of flyashes, namely Bokaro Thermal Power Plant Fly ash and Fluidized Bed Combustion Fly Ash from Tata Steel, Jamadoba were carried out.

To meet India's annual growth rate of 7-8 per cent, coal is expected to maintain its dominant share of the electricity generation fuel mix. It is estimated that up to 80-100 million tonnes of

in october 2006, 150 farmers of Yellur village in Udupi district of Karnataka lost 195 hectares (ha) of land. According to Janajagrithi Samiti, a local ngo, the Udupi tehsildar K Muralidhar

on october 6, 2006 the Goa State Pollution Control Board (gspcb) shut down five sponge iron units

Why cement makers are shy of waste material like

Fly ash based cement is a victim of bias