A worker walks on a wall which will be used as a barrier to prevent sea water from flowing onto land and flooding at Muara Baru in Jakarta, Indonesia, Dec. 23, 2016. (Xinhua/Zulkarnain)
A worker walks on a wall which will be used as a barrier to prevent sea water from flowing onto land and flooding at Muara Baru in Jakarta, Indonesia, Dec. 23, 2016. (Xinhua/Zulkarnain)