What is the version of the following sentence with correct punctuation?

This decline in carbon prices driven mainly by transactions on the European Union Emissions Trading Scheme EUETS was partially a result of the global recession which reduced industrial output and consequently demand for carbon allowances
This decline in carbon prices, driven mainly by transactions on the European Union Emissions Trading Scheme (EU-ETS), was partially a result of the global recession, which reduced industrial output and, consequently, demand for carbon allowances.