Inter Press Service: Until a few months ago, the production of crop-based fuels was the best energy business imaginable in Germany, thanks to growing demand supported by the government. That’s no longer the case. The tax exemptions were generous and the reigning belief was that biofuels constituted a major contribution to the fight against climate change. This outlook led farmers and refineries to boost production and capacity, which jumped from 200,000 tonnes of distilled biodiesel from rapeseed …