Europe's 'carbon border tax' could hurt climate negotiations - China adviser

MADRID (Reuters) - The European Union's proposed "carbon border tax" on imports could introduce uncertain and harmful factors to otherwise friendly cooperation in climate talks, an adviser to China's negotiating team at a United Nations conference said on Wednesday.The EU's senior climate official said in October the newly installed European Commision would push for a tax to account for carbon emissions of foreign firms. Such a tax would likely raise the price of Chinese products in Europe.That..