Recently, there have been news items and discussions suggesting that the Gangotri glacier is melting at a rapid rate and it is likely that it will disappear in the next 20

Tehri hydroelectric project of 2,400 MW capacity, the Asia's highest dam constructed on the Bhagirathi river in Uttarakhand is one of the most debatable dams of the country. The fluvial system of Bhagirathi and Bhilagana has been converted into a huge lentic water reservoir. Therefore, the information on periphytonic diversity before impoundment is very important.

Both Alaknanda and Bhagirathi are glacier-fed rivers and the hydrology of these rivers is directly impacted by climate change. The rate at which the glacier is melting has to be a consideration for the running of these projects.

The debate

Nourisher of an ancient civilization, the Ganga could be gasping for its survival. Every few kilometres the water of its tributaries will be diverted to produce power. While there may not be enough flow to run the turbines, there

On June 13 when Dr GD Agrawal, the eminent 76-year-old environmental scientist started a fast unto death to protest indiscriminate dam building on the Bhagirathi Ganga river, many wondered whether his gesture would be in vain. The government, by and large, turns a deaf ear to such protests. Two groups, who could not be more unlike each other, took up the cause. The Alumni Association of IIT Kanpur and the All India Association of Sadhus met the Union Government and lobbied with the state government of Uttarakhand. And, surprisingly, Dr Agrawal scored a major victory.

On June 13 when Dr GD Agrawal, the eminent 76-year-old environmental scientist started a fast unto death to protest indiscriminate dam building on the Bhagirathi Ganga river, many wondered whether his gesture would be in vain. The government, by and large, turns a deaf ear to such protests. Two groups, who could not be more unlike each other, took up the cause.