the types of medha patkar, mamata banerjee are complete nuisance to we, the indians, from all perspectives. they lack knowledge in fundamentals of science and technology. they may not hesitate in saying cowdung generated in this country is very much eco-friendly and biodegradable energy source giving energy equivalent to that obtainable from nuclear power stations and constitution amendment is required for a debate on this. They should straight be sent to nursery classes and constitution should be amended that any crap coming from these illiterate species belonging to ngos supported by funds from the United Nations channels are summarily sent to the trash can.