As per my point of view, due to agricultural land, domestic sewage and industrial waste substances these toxic pesticides reaches to the rivers, and then the river is get polluted.
There is utmost need to take steps for sanitation and cleaning of Ganges River.
As per my knowledge, there were around 3,500 Dolphins in Delta region. Now 2,000 numbers of dolphins left onlyDear friend,
Please click following link for detailed news:
http://www.allvoices.com/contributed-news/5622020-if-this-situation-continues-then-we-may-lose-dolphin
Please, note your comment is too much valuable for me.
Thank you so much.
Yours brother.
aarana.
My Email: ranaanilbhai@yahoo.com