Seawalls and forests aim to save the living - and dead - in Tanzania

KISIWA PANZA, Tanzania:  First, the encroaching sea started eating away at homes and killing crops on the small island of Kisiwa Panza. Then the rising tides began bringing up the dead.

For over 25 years, rising seas linked to climate change have caused repeated flooding on this remote islet in the Tanzanian archipelago, saturating the land with saltwater.