Four Roadblocks to a Global Climate Agreement

As the pace of action looks set to rumble on, countries should seek to make progress on resolving several key issues including the free-rider problem.
The issue of global warming will dominate the international agenda in the second half of the year. In December, representatives of all countries will gather in Paris for the UN conference on climate change, with the aim to reach a universal, legally-binding agreement that would limit the earth's temperature rise to 2 degrees. More...