Euro Markets: EUAs rally from early 1.1% drop with a boost from UKA jump as EU-UK summit confirmed

European carbon allowance prices fell away over the course of Tuesday morning before rallying strongly in the afternoon with UKAs, after Britain and EU confirmed a Jul. 22 date for a summit that's expected to include an agreement to link carbon markets, while energy markets continued to weaken amid expectations of steadily improving supply from the Middle East in the coming weeks.