Energy broker Spectron has brokered the first over-the-counter option on US renewable energy credits (RECs).

RECs are the environmental or 'green' attributes associated with each megawatt hour (MWh) of renewable energy generated. This attribute can be broken off from the 'brown' power and sold separately to companies that either need to use it for a retail green power programme or to comply with a renewable portfolio standard (RPS), policies that mandate a state must generate a percentage of its