berlin germany green say monday close country 20 dirty coal-fired power station would key condition coalition chancellor angela merkel conservatives month election green co-leader cem ozdemir say want anchor fight climate change core philosophy next government particularly give backdrop recent severe weather flood germany drought southern europe almost nature try speak us ozdemir tell journalists solar-powered boat anchor berlin green plan sail past merkel office late day poll show merkel conservatives likely win sept. 24 election around 38 percent vote need coalition partner govern options include jamaica coalition conservatives green liberal fdp green however raise doubt viability alliance would reluctant work fdp ozdemir highlight gulf two party note lead member fdp brand link recent extreme weather events climate change fake news talk everybody everything ozdemir say potential coalition negotiations support green percent late poll forsa survey show half germans would welcome green part new government study last week show germany set miss goal cut carbon dioxide co2 emissions far wide margin previously think instead world champion climate protection world champion lignite coal ozdemir say note germany co2 emissions rise eight years dub climate chancellor push wealthy nations address climate change merkel come fire move germany fast enough cut reliance fossil fuel phase nuclear power merkel suggest germany eventually consider phase lignate coal power plant help cut co2 emissions tread carefully move could hit tens thousands job ozdemir say green would demand government join must allot billion euros 1.2 bln year improve public transport cycle paths push improve co2 emissions trade european level 0.8335 euros germany 's green want power plant shut price coalition