This definition appears very frequently
Samples in periodicals archive:
ECOSMARTE - Planet Friendly Drinking Water Technology; HIDROSOFT - Software links for Water Resources and the Environment JOPL - Journal of Paleolimnology
CESSE - Centre for Economic and Social Studies of the Environment (in English and French); ECOSMARTE - Planet Friendly Drinking Water Technology
PFDW - Planet Friendly Drinking Water PFDY - Polyester Filament Drawn Yarn PFDZ - polish free drop zone PFEA - Pension Funding Equity Act PFEB - Prime Focus...