THE SEPTEMBER ECO-QUIZ WAS: 
Name the country that has recently changed its official title to include in it a not so recent leader!
The answer was: The Bolivarian Republic of Venezuela.
Two winners, the same as last time !: 
C. Alexopoulos (the 2000 quiz champion), Athens and P.P., Bucharest. 
Congratulations !

THE NOVEMBER ECO-QUIZ IS: 
1 Lake, 2 World Records, 1 National Record. Name the country, the lake, and the records !