Independent (UK): A “carbon” tax on transport, homes and factories, intended to make France a “green” model for other large economies, was unveiled yesterday by President Nicolas Sarkozy. But the convoluted proposals, including mechanisms to refund most of the new energy levies through tax breaks and “green cheques”, were condemned by critics as half-hearted and a bureaucratic nightmare. President Sarkozy insisted, however, that the carbon tax or “climate contribution” would put France on track …