Reuters: The Slovak government has dropped a law suit it filed against the European Commission over the national allocation of carbon emission allowances for 2008-2012, a spokeswoman said on Wednesday. The government had challenged the Commission’s decision to cut the annual limit for carbon dioxide (CO2) emissions to 30.9 million tonnes from the 41.3 million requested by Slovakia. But in December the EU raised the limit by 1.7 million tonnes to 32.6 million, opening room for a …