#UKCAER Biofuels & Environmental Catalysis Associate Director Mark Crocker gave a keynote talk entitled "Synergy of LNT and Cu-chabazite SCR Catalysts in Coupled LNT-SCR Systems?" for CLEERS (Cross-Cut Lean Exhaust Emissions Reduction Simulations) lean NOx trap working group (a group of about 50 people from companies and universities in the US and Europe).