Guest post by EcotretasCO2 tumbling downEU Carbon Credits via Bloomberg -BLUENEXT - BNS EUA 08-12 (phase 2) (PNXCSPT2:IND) - click graph for report Once upon a time, carbon trading was supposed to be the salvation for Earth’s climate problems. But as time went on, people started realizing that something was wrong. As usual, financial markets anticipated the move. Late last year, US carbon trading crashed. Two weeks later, it closed. In Europe, the price of CO2 emissions even flourished earlier this year. The European Union pushed for stronger policies towards renewables. And Fukushima pressed German’s chancellor Angela Merkel to abandon...