Vandana Shiva has spent much of her life in the defence and celebration of biodiversity and indigenous knowledge . She has worked to promote biodiversity in agriculture to increase productivity , nutrition , farmer 's incomes and It is for this work she was recognised as an ' Environmental Hero ' by '' Time '' magazine in 2003 . Her work on agriculture started in 1984 after the violence in Punjab and the Bhopal disaster caused by a gas leak from Union Carbide 's pesticide manufacturing plant . Her studies for the UN University led to the publication of her book '' The Violence of the Green Revolution ''
Bhopal disaster
Bhopal disaster
Vandana Shiva