The Global Adaptation Institute (GAIN) created the GAIN Index to measure the vulnerability of countries to climate change, combined with how well prepared these countries are to face the global challenges associated with it.
Countries at extreme risk include North Korea, the Democratic Republic of Congo, Iraq, Burundi, Chad, Sudan and Zimbabwe. At the other end of the spectrum, countries with the lowest risk include Denmark, Australia, Switzerland, Norway, the UK, New Zealand, Norway, to name a few.
For a complete list of countries and index methodology visit: The Global Adaptation Institute: The GAIN Index