An undated handout picture by artist Nguyen Lieu depicts women with conical hats looking at sand dunes at Vietnam's central Nha Trang beach. Lieu's art is unusual in communist-run Vietnam in that it displays a consciousness about a contemporary global issue. Seen through his eyes, there is a dire need to preserve and protect coral reefs and marine life for future generations. To match feature VIETNAM-ENVIRONMENT/
REUTERS/HO