ANURADHA NAGARAJ PETITIONS, protest and hunger strikes failed so this week hundreds of Indian families used their vote to highlight the coastal erosion and flooding that is swallowing their village. An estimated 7,000 voters boycotted Tuesday's local elections, saying there was no point in voting since government never listens nor fulfils its pledges to protect their fast-shrinking corner of southern Kerala. "We have written petitions, talked to officials, gone on hunger strike and every year the worsening coastal flooding and its impact on our lives is there for everyone to see," said Thushar Nirmal Sarathy, a resident and lawyer. "The…