At this pace, it seems to hard to believe that a global deal on emissions targets (reconciling new emitters with older ones) can be reached next December at a meeting in Copenhagen, seen as a make-or-break time for UN efforts to cool the world.
Milevskiy struck the woodwork again moments before the half-time interval and Yaroslav Rakitsky forced James to make a spectacular save after the break as Ukraine continued to dominate.
Mathieu Bonello was sin-binned for an intentional knock-down but Northampton could not make any more inroads before the break - Geraghty shinned another three-point attempt as the half-time whistle was greeted by an eerie silence at Franklin's Garden.
Trinity took the lead for the third time in the match when Wes Parker scored mid-way through the first period of extra time, but Larvin netted his second a minute after the break to make it 3-3.