Solar Energy

Reply filed by the state of Odisha regarding increasing instances of high energy swell waves, May 1, 2025

Reply filed by the Director, Environment-cum-Special Secretary, Forest, Environment and Climate Change Department, Odisha and Member Secretary, Odisha Coastal Zone Management Authority, May 1, 2025. NGT, had registered suo motu in response to the news item in the Hindu, May 4, 2024 titled "Swell waves likely to strike coastal areas …

Plug in to Sun s power

Pacific Solar of Australia plans to develop a novel concept in solar technology that could allow solar panels to be plugged directly into the standard 240 volts (V) wiring system of a house

Rediscovering solar energy

A low-cost technique could help convert more than 50 per cent of solar energy into mechanical and electrical energy. Naren Sheth, a Mumbai-based businessperson, has recently developed a solar collector with the help of technologies and skills available in rural India. The device can concentrate nearly 1,200 watts from solar …

Forecast: Clement climes

global warming and climate change has been one of the most widely debated subjects in the past years. The conflict is not limited to political interests, but extends to scientific interpretation of data. Modelling climate change has yielded contradictory results. Some scenarios are too pessimistic, while others appear too optimistic. …

Rhythm and flow

a rhythm in the ebb of sunspot dominates the atmosphere of the Sun and influences life on the Earth as well. Some of the largest sunspots can be even seen without a telescope. Recently, C Westendorp and his colleagues at the Instituto de Astrofisica de Canarias, Tenerife, Spain, claim to …

It s hot out there

Researchers may soon be able to solve the mystery of why the outermost regions of the Sun are so hot. The visible surface of the Sun has a temperature of nearly 6000

Trapping solar energy in space

scientists feel that it is possible to trap solar power in outer space, beam it to the Earth, and convert it into electricity. With the help of latest techniques, they hope that solar energy could be delivered at prices equal to or even lower than ground-based alternatives without big environmental …

Sunny alternatives

Solar power is being used to run fax machines, computers and telephones

Sunny alternatives

solar power, probably the most abundant natural resource in Rajasthan, is now being used to run fax machines, computers and telephones in Tilonia, Rajasthan. The solar power unit at the social work research centre in the model village generates electricity to meet the requirements of not only the centre, but …

Rural energy

According to the International Centre for Application of Solar Energy (CASE), the most economical energy system to meet rural energy needs is hybrid energy consisting of solar power, wind power and diesel. Five centres in India, four in Thailand and two in Malaysia have been identified by CASE to set …

Sun powered scooter

An award-winning vehicle designed at London's South Bank University by engineering graduate Paul Chapp may provide an alternative to conventional mopeds and motor- cycles. The scooter's 12-volt battery receives a charge from the solar papel above the rear wheel, producing enough electricity on a bright day to give it a …

Sunny gains

amid growing awareness of the need for environmental protection and energy conservation measures, consumer electronics firms in Japan are lining up to enter the market for solar-power generation systems. Manufacturers are especially targeting the market for residential solar-power generation systems, encouraged by the Japanese ministry of international trade and industry's …

Low cost heating

The solar energy group of the Renewable Energy Research Centre, Vietnam, has designed an efficient solar water heater. The system consists of three collector-cum-storage tanks with a total capacity of 90 litres. Inside the tank, a metal plate is linked under the solar energy absorber surface. The water-heating mechanism in …

Hybrid energy

Malaysia's International Centre for Application of Solar Energy (case) has set up centres using hybrid energy, which consists of a combination of renewable sources

Here s the answer

delegates and various experts from more than 100 countries attended the World Solar Summit, where 300 solar energy projects in 60 countries were identified despite the absence of money needed to ensure that they can be started. Also absent were the heads of states from the North, with whom lies …

ZAMBIA

The use of solar energy in the health sector has brought many dividends for African countries. The World Health Organization (who) had initiated a project 15 years ago for the application of solar energy for refrigeration of vaccines in remote areas with no other energy sources. Now, photovoltaic refrigerators are …

FALSE CLAIMS

Akzo Nobel nv , a Dutch chemicals company, has been charged with stealing technology that makes solar energy cheap enough to compete with conventional electricity. A Dutch entrepreneur Peter van der Vleuten is planning to initiate legal action against the company alleging the theft. He had started a US $37 …

Backpack to the rescue

Transporting life-saving medicines in mountain villages and areas with high temperatures will be easier with the invention of

A better alternative

a new set of improved solar devices including the solar cooker, water heater, solar wax melter and solar drier has been developed by the Consortium of Rural Technologies ( cort ), a Delhi based voluntary group engaged in the development of appropriate technology for the villages. The existing devices are …

Drying device

Now crops can be dried even during the night with the help of a solar dryer that can store heat in a special rock bed unit. The solar dryer consists of a solar collector, a rock bed heat storage unit, a drying chamber and a chimney. Part of the heat …

Solar foil

WEEDS and soil-borne pathogens pose a major threat to crops. Soil solarisation offers a cost-effective and non-chemical method of checking their growth. It is achieved by covering (mulching, tarping) the soil with transparent polyethylene during the hot season, thereby heating it and killing the pests. Soil solarisation is a recently …

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