Updated May 28, 2012
Here's an updated overview of which programs have been renewed or canceled for the 2011-2012 season.
Canceled so far: Awake; A Gifted Man; The Secret Circle; Terra Nova; The Nine Lives of Chloe King; Eureka (after 2012's season 5); The Fades; Sanctuary.
Alphas -- Aired season 1 during summer 2011 on Syfy. Renewed in September 2011 for season 2, which will air in summer 2012.
Awake -- Season 1 aired in spring/summer 2012 on NBC. Canceled in May 2012.
Being Human (BBC) -- Season 4 aired in Spring 2012 BBC America. Renewed March 2012 for season 5 by the BBC.
Being Human (Syfy) -- Season 2 premiere date: Jan. 16, 2012 on Syfy. Renewed for season 3 as of Fenruary 2012.
Blood and Chrome -- Syfy announced in March 2012 that it will not air on Syfy as a series, but that the pilot will be broadcast and the show may still be developed as a web series.
Chuck -- Season 5 has finished on NBC, which was previously announced as its final season.
Doctor Who -- Season 6.5 completed in the fall of 2011, playing on BBC One and in the U.S. on BBC America. It was renewed in June 2011 for season 7, which will air in the fall of 2012 (at least in the UK).
Eureka -- Season 4.5 finished airing in fall 2011 on Syfy. The show was renewed in August 2010 for season 5, which is airing now (spring 2012); but plans for season 6 were scrapped, which effectively canceled the series.
The Fades -- Season 1 aired on BBC America early in 2012. Canceled by BBC Three in April 2012.
Falling Skies -- Season 1 aired during the summer of 2011 on TNT. It was renewed in July 2011 for a second season, to air in summer 2012 starting July 17.
Fringe -- Season 4 end in spring 2012 on Fox. Falling ratings during the fall of 2011 made renewal uncertain, but Fox ordered a 13-episode "fifth and final" season in April 2012.
Futurama -- Season 6.5 aired in the summer of 2011 on Comedy Central. It was renewed for season 7 in March 2011, which will air during the summer of 2012 starting June 20.
Game of Thrones -- Season 2 is airing now (spring and summer 2012) on HBO. It was renewed in April 2012 for third season, to air in the spring and summer of 2013.
A Gifted Man -- Season 1 ended in March 2012 on CBS. It's been losing its time slot, causing concern about its future prospects, but its producers remained hopeful. Nonetheless, it was canceled in May 2012.
Grimm -- Season 1 completed in spring 2012 on NBC. Renewed in March 2012.
Haven -- Season 2 aired summer of 2011 on Syfy. Renewed for season 3 in October 2011, to be broadcast in summer 2012.
Lost Girl -- Season 1 premiered in the U.S. on Jan. 16 on Syfy. Season 2 has already aired in Canada, and Syfy acquired and will air both season 1 and season 2. The series was renewed for a third season in December 2011.
Merlin -- Most recently aired season 4 in early 2012 on Syfy. Renewed for season 5 in July 2011.
The Nine Lives of Chloe King -- Season 1 aired in the summer of 2011 on ABC Family. Canceled in September 2011.
Once Upon a Time -- Season 1 completed in spring 2012 on ABC. The back end of season 1 was picked up in November 2011. Renewed in May 2012.
Primeval -- Season 5 aired in late 2011 on BBC America. No announcement has been made about subsequent seasons, though a Canadian spin-off, Primeval: New World, has been announced.
Sanctuary -- Season 4 aired on Syfy in Fall 2011. No announcement was made about the show's future until its official cancellation in late May 2012.
The Secret Circle -- Season 1 completed in spring 2012 on The CW. The back end of season 1 was picked up in October 2011. Canceled in May 2012.
Star Wars: The Clone Wars -- Season 4 aired in early 2012 on Cartoon Network.
Supernatural -- Season 7 completed in spring 2012 on The CW. Renewed in May 2012.
Teen Wolf -- Season 1 aired on MTV in the summer of 2011. Renewed for season 2 in July 2011, to aur starting June 3, 2012.
Terra Nova -- Canceled in March 2012 after one season.
Torchwood -- Season 4 ("Miracle Day") aired in the summer of 2011 on Starz and BBC One. Creator Russell T. Davies said in October 2011: "Will we ever come back again? I don't know."
Touch -- Season 1 aired in spring/summer 2012 on Fox. Renewed in May 2012.
True Blood -- Season 4 aired in the summer of 2011 on HBO. Renewed in August for season 5, to air in summer 2012 starting June 10.
The Vampire Diaries -- Season 3 completed in spring 2012 on The CW. Renewed in May 2012.
Warehouse 13 -- Season 3 aired in the summer and fall of 2011. Renewed in August 2011 for season 4.