Energy Technology

Reply by the Central Pollution Control Board (CPCB) regarding use of environmental compensation funds, 29/04/2025

Reply by the Central Pollution Control Board (CPCB) in compliance to the National Green Tribunal (NGT) order dated January 21, 2024 in the matter of ‘News item titled “Feeling anxious? Toxic air could be to blame” appearing in Times of India dated 10.10.2023’. NGT had directed CPCB to file a …

Beaming with energy

Electricity generated in space using light from the sun can now be converted into microwaves and transmitted to the Earth using technology developed by National Space Development Agency of Japan and Kyoto University, Japan. It requires a satellite equipped with a huge solar panel developed by the two institutions. The …

Plan for tomorrow

The US department of energy and the country's building industry has launched a 20-year plan to make homes more energy efficient for their occupants. Under the

Solar solution

Solarica, a privately owned Dutch company, is investing US $11.5 million to bring solar energy to 11,000 families whose houses are scattered alongside the dense foliage of Costa Rica's rainforests. At a monthly cost of about US $10, a family will have access to 50 watts of electricity per day …

Renewed interest

vast windswept desert lands of Rajasthan make an ideal location for setting up wind power generation projects. The state government woke up to the fact in 1999 and came out with its new policy for the wind energy sector, opening the sector to private participation. The move is beginning to …

Biggest windfarm

The world's largest windfarm, made up of 450 giant turbines, is to be be built on the Washington-Oregon border in the US. The state of the art technology used will produce 300 mw of power, which will be pooled with the power produced from hydroelectric dams and sold to 11 …

Powering ahead

The long-standing record for electricity produced by solar cells made from cadmium telluride has been broken by researchers working at the US department of energy's National Renewable Energy Laboratory. Cadmium telluride is used in one of the most promising technologies, called the

The three musketeers

Exxon Mobil has agreed to collaborate with Toyota and General Motors, creating the world's biggest alliance of car makers and fuel providers working to get fuel cell-powered vehicles into their product range within three years. Exxon is an important partner, as both carmakers want to generate hydrogen for the fuel …

Small is efficient

Hollow, pure carbon cylinders, one-billionth of a metre in diameter

Solar mobile phones

A small hydrogen cell recharged by a miniature super efficient solar cell could soon replace the rechargeable batteries used in mobile phones. Developed by Fraunhofer Institute, in Germany, the technology is being adopted by many cell phone manufacturers who are busy building prototype devices using the new power cells. The …

An eyewash

it 's been more than seven years since the authorities decided to set up a solar power project in Mathania, Rajasthan. Nothing has come of it, yet. The bidding process for the project continues. Allocated funds and precious aid lies unused. It was supposed to be a unique demonstration project. …

Suffering from myopia

as our atmosphere continues to heat up, bringing increasingly costly and traumatic floods, drought and storm

Energy intensive business

An analysis carried out by the Environmental Energy Technologies Division of the Lawrence Berkley national Laboratory, based in US, shows that in the US office equipment used by the commercial sector consumes more than 70 per cent of the total electrical energy consumed. Use of electricity in residences has been …

Better biogas plants

a biogas plant uses cattle dung, human excreta and other organic material as raw material. The organic material has to be thoroughly mixed with an equal quantity of water. The amount of water used makes it an unviable proposition for areas with little water to spare. This is one reason …

Photovoltaics: technology overview

Solar electricity produced by photovoltaic solar cells is one of the most promising options yet identified for sustainably providing the world's future energy requirements. Although the technology has, in the past, been based on the same silicon wafers as used in microelectronics, a transition is in progress to a second …

MONEYMAKERS

safe fuel: Norwegian researchers have started testing a new type of fuel designed to burn plutonium without breeding it. If successful, it could help rid the world of its stockplies of plutonium waste from nuclear weapons and power stations. Before it is irradiated in reactors, plutonium is mixed with uranium …

Failing to come clean

Rumours of India demanding inclusion of nuclear energy technology under the Kyoto Protocol's Clean Development Mechanism ( cdm ) have been doing the rounds. Despite Union government sources claiming that they support a country's right to select their technology options for clean energy, confusion persists regarding India's position. Reports in …

Devil quotes the scriptures

Rights come with responsibilities. This is a lesson the Indian government, if there is such a homogenous entity, needs to learn. Relevant ministries recently refused to issue a clear statement opposing or supporting the transfer of nuclear energy technology from industrialised countries to developing countries under the global climate convention …

What a waste

there is growing concern over the new wave of waste-to-energy technology being adopted by the Union ministry for non-conventional energy sources ( mnes ). In this technology, waste is burnt at very high temperatures to produce energy. Health experts, however, warn that the burning of waste could lead to the …

Burning bright

in countries where a large number of the population still live in villages, biogas could serve as a potentially limitless fuel source for a variety of purposes. But one problem with burning biogas is the production of many polluting byproducts because of inefficient burning of the fuel. Now a team …

MONEYMAKERS

CLEANER CONVERTER: A new catalytic converter that reduces harmful exhaust emissions from diesel engines has been developed by Toyota Motor Corporation. The clean exhaust technology called Diesel Particulate NOx Reduction System is a filtering system made of porous ceramic and cuts both particulate matter and nitrogen oxide pollutants by more …

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