Possible Clues:

• Action Against Hunger, e.g., for short
• Many an intl. charity
• Greenpeace or Oxfam, in brief
• GLAAD, for one
• Engineers Without Borders, e.g., briefly
• Grp. such as CARE
• WWF, e.g
• The Red Cross, e.g., briefly
• Oxfam or Amnesty Intl
• Habitat for Humanity is one, for short