The way to do that is with border fees on imports from countries with low carbon prices. (dotearth.blogs.nytimes.com)
In that context, some industrial players will probably consider securing some share of their future short positions in advance to benefit from lower carbon prices. (carbon-pulse.com)
It may result in a limit to the number of allowances available and an end to historically low carbon prices in the next ETS trading period (2013 - 2020). (caneurope.org)