Sunpower is for free

A new plan to popularise solar photovoltaic products has recently been launched in India

Renewables, Deserted?

The Indian government has a set a target for renewable energy: 10,000 megawatt by 2012. So far so good. Renewables can electrify the rural …

Renewable spirit and purer energy

An extension of the 'pursuit of inner purity' to purer forms of energy

Spurt forecast in nonconventional energy

The nonconventional energy sector is seen as the mainstay of the nation's future power requirements and is all set for major expansion, following …

Trade barred

Countries protect their renewable energy equipment. Exporting nations see it as trade barrier  

Sunshine sector loses sheen

About 40 kilometres from Delhi, in the bustling real estate market of Noida-Greater Noida, lies the biggest irony that the renewable energy …

Trapping the sun's energy

All our energy needs could be met if even a fraction of the solar energy received on the earth could be converted into electricity, and the means …

Obstacles

Why renewables cannot penetrate the market

Technologies

Is the state of technology an obstacle in implementing renewable future? Or is the current price of this technology out of our reach?

Hurdle race

How to make the solar mission possible  

Made in India or…

Controlling imports tightly can stifle efficiency. Laxity can compromise quality

The four pillars of non-conventional energy

After initial success in deriving energy from water, sun, wind and biomass, India is poised for a great leap in making these the energy sources …

Better solar cells

From photocopiers to solar cells

India close to solar energy breakthrough

Solar energy is free, but harnessing it using conventional crystalline silicon cells is expensive. Efforts in India to produce an efficient, low-…

Solar lawn mower

Green rules

Scientists discover why photovoltaic cells will never beat the green leaves

Stem cells not effective in treating stroke, shows AIIMS study

Results from other studies, however, have shown substantial improvement in patients

Chemical traps

Harnessing solar energy has been a long-standing scientific goal. The latest approach employs chemicals that, like the leaves of a tree, soak up …

Let there be light

High-efficiency solar panels are here

Light of life

Solar photovoltaic cells can help provide health care facilities in remote villages

Hot option

Heliostats may now trap half the energy from sunlight and convert it into electrical and heat energy

Fighting corrosion

Solar power helps prevent rusting

Solar cooler

Warming up to the Sun

With increasing efficiency of solar cells, their use becomes more popular