Protecting the protectors: Racing to save PH mangroves

MANILA, Philippines — Standing knee-deep in coastal waters, environmentalist Andrea Pimentel guides workers as they drive bamboo poles into the seabed to block sediment from choking the tidal channel sustaining a mangrove forest.

Mangroves are a key natural defense against storm surges and coastal erosion in the Philippines, which is hit by around 20 typhoons ...