BusinessGreen: The debate over a US carbon tax was reignited yesterday when Democrat Senator Barbara Boxer and Independent Senator Bernie Sanders revealed plans for a new comprehensive climate bill that they hope to move to a Senate vote by the summer.
The bill, which aims to build on the momentum created by President Obama's calls in the State of the Union address for Congressional action on climate change, proposes the introduction of a $20 a ton carbon tax that would be introduced on emissions above a set...