In this study, the anaerobic digestion of different types of organic wastes including swept flour from the floor of flourmills, leftover food and vegetable waste is investigated. The performance of an anaerobic digester is dependent on the type and composition of the materials to be digested as well as the environmental factors such as pH and temperature.

Durban is unusual among cities worldwide in having a municipal government that has developed a locally rooted climate change adaptation strategy.

Ropar: The Ambuja Cement plant is utilising biomass for its captive power plant at the unit. Use of biomass has brought respite for villagers around, who find it difficult to manage agriculture waste and stock it.

a landfill and compost plant proposed to come up near the Yamuna at Kuberpur village in Agra came in for criticism at a recent public hearing at Agra Collectorate. Environmentalists and social activists are concerned that incineration of waste at the plant will release toxic pollutants, dioxins and furans, in the environment. The Uttar Pradesh Jal Nigam

Shyam Ranganathan

CHENNAI: Non-availability of sufficient quantities of vegetable waste with high-starch content was the reason for the underutilisation of the Koyambedu

Residents of Sukhdev Vihar and Haji Colony, who have been staunchly opposing a waste-to-energy plant in their area, received a boost to their campaign. A similar plant being set up in Agra, UP, might be scrapped after the UP government made it clear that it was not willing to fund the refuse derived fuel (RDF) component of the project.

Human waste to power US city
In A First, Methane Gas To Be Harvested On Commercial Scale And Turned Into Clean Fuel

San Antonio: The city of San Antonio unveiled a deal that will make it the first US city to harvest methane gas from human waste on a commercial scale and turn it into clean-burning fuel.
San Antonio residents produce about 140,000 tons a year of a substance gently referred to as

High aims: (From left) Ajit K. Gupta, Adviser, MNRE; Deepak Gupta, Secretary, MNRE; and K. Jairaj, Principal Secretary (Energy), at an interactive meet in Bangalore on Thursday.

BANGALORE: Karnataka will unveil a renewable energy policy in a month or two to provide for a focussed effort to boost the renewable energy generation to tide over the power shortage by harnessing green energy.

The highlight of the policy is that it will envisage steps for doubling the renewable energy generation in the State from the present 2,000 MW to 4,000 MW in the next five years.

P. Sudhakar

USEFUL: The Japanese delegation that visited the garbage yard at Ramaiyanpatti near Tirunelveli on Thursday.

TIRUNELVELI: A Japanese team on Thursday visited Tirunelveli Corporation