Reuters: Germany's upper house of parliament passed a resolution on Friday urging Chancellor Angela Merkel's government to tighten the rules for controversial modern drilling techniques, or fracking, for unconventional gas.
The resolution piles the pressure on the government to draw up clear rules for the practice, which critics say could increase seismic risks and even pollute drinking water.
The Bundesrat upper house, which represents Germany's 16 federal states, passed a resolution that demands an...