Multiple chemical data sets with regional

UNFCCC
National emissions, GHG, multiple years

UNECE/EMEP
AP, persistent organic pollutants, mercury for Europe, multiple years

EEA Data Service
AP, GHG for the European Union, current

REAS
GHG and APs for Asia Base Years (1995, 2000)

RAINS (IIASA)
APs for Europe, Russia, SE Asia for current (2000-2004)