EurActiv: A vigorous debate on carbon emissions is expected as European and Chinese leaders meet for a high-level summit in Prague today (20 May). Protectionism and the EU’s yawning trade deficit with China are also expected to feature high on the agenda. Background: Today’s (20 May) EU-China summit in Prague is the first since a summit scheduled for 1 December 2008 was abruptly cancelled amid controversy over French President Nicolas Sarkozy’s meeting with the Dalai Lama in Gdansk, …