Energy from Agricultural Commodities - Bio-gas Pioneer Christoph Martens | Made in Germany
  • 12 years ago
The boom in the bio-gas industry has led to Germany increasing its corn production to 810,000 hectares. But these large fields have their detractors. Food or fuel - which is more important?
Find out more: www.dw.de/dw/episode/0,,16172427,00.html
Recommended