A Hackers group known as r00tw0rm hacked into the website belong to United Nations Environment Programme and leaked 82.8MB database. The leaked database is uploaded in different file hosting service including rapdishare, depositfiles.
r00tw0rm announced the attack and post a link to leak in twitter account. The leak contains 5 databases and 100's of tables with admin logins and users data.
At the time of writing this article, the unep.org website is down and displays a "Service Unavailable" message.
Pastebin leak:
http://pastebin.com/pXXNv2rH