Agence France-Presse: Germany produced almost a tenth of its energy needs for transport, electricity generation and heating from renewable sources in 2007, an industry group said on Tuesday. The German federation for renewable energy (BEE) warned however that further progress was likely to be hampered by falling investment in renewable energy sources. A total of 9.1 percent of the energy for Europe’s biggest economy was produced from sources such as the wind and the sun, compared with eight percent …