WWF:

World Wildlife Fund, now rechristened World Wide Fund for Nature.

IUCN:

International Union for Conservation of Nature and Natural Resources.

UNEP:

United Nations Environment Programme.

NCPPE:

National Council for Physical Planning and the Environment, an agency of the Greek Ministry of Co-ordination.

YPEA:

Intelligence Service for National Security, the Greek counter-intelligence agency that is part of the Ministry of Public Order.

KYP:

The intelligence service of the Greek Ministry of Defence.