Other than the official 2012 calendar issued by the FIA in June, there is now the Bernie Ecclestone version... here they are.

Calendar as issued by the WMSC on 3 June

Date	Race	Circuit
11-Mar	Bahrain	Sakhir
18-Mar	Australia	Melbourne
01-Apr	Malaysia	Sepang
08-Apr	China	Shanghai
22-Apr	Korea	Yeongam
06-May	Turkey	Istanbul*
20-May	Spain	Barcelona
27-May	Monaco	Monaco
10-Jun	Canada	Montreal
17-Jun	United States	Austin
01-Jul	Europe	Valencia
15-Jul	Britain	Silverstone
29-Jul	Germany	Hockenheim
05-Aug	Hungary	Hungaroring
02-Sep	Belgium	Spa Francorchamps
09-Sep	Italy	Monza
30-Sep	Singapore	Singapore
14-Oct	Japan	Suzuka
28-Oct	India	India
11-Nov	Abu Dhabi	Yas Island
25-Nov	Brazil	Interlagos

* Subject to confirmation

Bernie Ecclestone's proposed calendar

Date	Race	Circuit
18-Mar	Australia	Melbourne
25-Mar	Malaysia	Sepang
08-Apr	China	Shanghai
22-Apr	India	India
13-May	Spain	Barcelona
27-May	Monaco	Monaco
10-Jun	Canada	Montreal
24-Jun	Europe	Valencia
08-Jul	Britain	Silverstone
22-Jul	Germany	Hockenheim
28-Jul	Hungary	Hungaroring
02-Sep	Belgium	Spa Francorchamps
09-Sep	Italy	Monza
23-Sep	Singapore	Singapore
07-Oct	Japan	Suzuka
14-Oct	Korea	Yeongam
28-Oct	Abu Dhabi	Yas Island
04-Nov	Bahrain	Sakhir
18-Nov	United States	Austin
25-Nov	Brazil	Interlagos

There are currently two Young Driver Tests planned, one running July 10 - 12, the other November 6 - 8, though the locations and dates have not been confirmed.