Global energy subsidies to hit $5.3 tn this year: IMF
The International Monetary Fund voiced alarm Monday about energy subsidies across the world, saying they were expected to reach $5.3 trillion in 2015, more than government health spending.
Grass is an alternative to silage maize in biogas production
Production of biogas from silage maize booms. But this green energy production also has its drawbacks: Maize monocultures block increasingly large areas for food production and result in a monotonous landscape. So far unused ...