Reuters: U.S. investment bank Merrill Lynch (MER.N: Quote, Profile, Research) has partnered with consultants ICF International (ICFI.O: Quote, Profile, Research) to offer a service to measure companies’ carbon emissions and offset them, they said on Tuesday. Investment banks are moving into a growing, 40 billion euro ($63.36 billion) carbon market, seeing profits from selling greenhouse gas emissions permits to corporate clients. For example, regulated markets under the U.N.-run Kyoto …