Saturday, 26 September 2026

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Changemakers

The fisherman’s daughter who mapped her coastline to fight erosion

Using free satellite data and a smartphone, Stella Fernandes built the first community-run erosion map of the Konkan coast.

SF

Stella Fernandes watched the beach in front of her family’s home shrink year after year. Nobody could tell her how fast, or where it would stop.

A self-taught coder, she learned to analyse free satellite images and trained fishermen’s children to record shoreline points with a phone app.

Data that villages own

ShoreWatch has now mapped 140 kilometres of coastline. Village councils use its maps to plant mangroves and to argue for protection works.

The sea keeps its own records. We just learned how to read them.

Stella Fernandes

“Local people always knew the sea was coming closer,” Stella says. “Now they have proof officials cannot ignore.”

Read More:   The retired banker who brought clean water to 300 villages
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