Guardian: The government’s reliance on carbon trading schemes is inefficient and could cause a financial crisis similar to that seen with sub-prime mortgages, says Friends of the Earth Link to this video The world’s carbon trading markets growing complexity threatens another “sub-prime” style financial crisis that could again destabilise the global economy, campaigners warn today. In a new report, Friends of the Earth says that to date “cap and trade” carbon markets have done almost …