Reuters: California and two other U.S. states signed a pact late on Tuesday with Indonesia’s Aceh province that could see forest carbon credits from Aceh accepted into U.S. emissions trading schemes. The pact, the first of its kind, marks a major step in global acceptance of carbon credits derived from projects aimed at halting the destruction of the developing world’s remaining forests, which soak up vast amounts of planet-warming carbon dioxide. The governors of Aceh, California, …