Dr Bibek Bandyopadhyay is Senior Scientific Advisor in the Ministry of New and Renewable Energy (MNRE) and heads the Solar Energy Centre (SEC). He is an expert in the fields of hydrogen energy, fuel cells, solar, thermal, development of green buildings and solar cities. In conversation he discusses the research and development activities undertaken by the ministry, the present challenges faced by the solar sector, and the future opportunities in solar and hydrogen energy.

This report containing the observations arising out of performance audit on "compliance with environmental laws in Lucknow city" has been prepared for the submission to the Governor of Uttar Pradesh under Article 151 (2) of the Constitution.

A solar photovoltaic (SPV) lantern (Solar lantern) is a lighting system consisting of a lamp, battery and electronics, all placed in a suitable housing, made of metal or plastic or fiber glass, and a photovoltaic (PV) module. Electricity generated by PV module charges the battery.

NEW DELHI: The e-waste (Management & Handling) Rules, 2011 will come into effect from Tuesday. The rules were notified in May 2011 and aim at reduction in the use of hazardous substances in electrical and electronic equipment by specifying threshold for use of hazardous material including lead, mercury and cadmium.

These rules were notified in advance to give the various stakeholders adequate time to prepare themselves and also to put in place the required infrastructure.

Production at the public sector Bhilai Steel Plant dipped in the 2011-12 fiscal from the previous financial year, the management said Tuesday, blaming the aging coke oven batteries for the fall.

The United States lead recycling industry will spend hundreds of millions of dollars to comply with tightening environmental rules but the pressure of rising costs eventually may force some output

Lead emission from factories and the natural environment in China's manufacturing heart of Guangdong has poisoned 160 children, Xinhua said on Sunday in the country's latest case of unfettered indu

Contrasting lessons from Germany's 20-year pursuit of solar and wind power shows how other countries might create industrial champions to develop new energy technologies.

One of the primary concerns with owning an electric vehicle is cost of the battery, the range it offers, and the time it takes to recharge.

Vehicles criss-crossing Delhi to reach destinations in other States are adding to pollution as well as congestion in the capital, the Delhi Chief Minister, Ms Sheila Dixit, has said.