The survey, measuring countries' impact on the environment, considers several factors, including the size of the country's economy, according to the website of the Good Country project.

Slovenia did particularly well in the implementation of environmental agreements and reducing the use of substances that cause ozone depletion.

It also got good scores for ecological footprint and exports of dangerous pesticides, and it was close to average in terms of the share of renewable energy sources.

The Good Country Index measures how much a country contributes to the planet and the human race, through their policies and behaviours.

Slovenia ranked 16th in terms of its contribution to culture and 21st for its contribution to the global science and technology. It is 45th in terms of its global contribution to the world order and the 47th most important advocate of prosperity and equality.

Slovenia is also 65th in efforts towards health and well-being, and 128th when it comes to promotion of international peace and security.