Delhi Metro Rail Corporation (DMRC) has earned more than Rs 2.4 crore from the sale of a total 82,000 Certified Emission Reductions (CERs) under the carbon credits scheme by the Japan Finance Carbon Ltd.

DMRC had earned above Rs 1.2 crore on the sale of 39,000 CERs for the year 2008 and Rs 1.3 crore on the sale of 43,000 CERs for 2009.

The money earned from the sale of CERs will be used to o