State of the Union: no let-up for Barack Obama's climate agenda

Final address expected to see the president flag his historic achievements and set out the remaining items on his climate agenda

• Promises, promises: how Obama's State of the Union pledges were kept ... or not

Barack Obama will look back on 2015 as a banner year for climate change in his final State of the Union address on Tuesday evening.

But 2016 will see the president back in the trenches, fending off law suits and Republican attacks that could undo his climate plan, and scrambling to get to key items on his to-do list before exiting the White House.