The Global Green Economy Index™ (GGEI) in 2018 measures the green economy performance of 130 countries and how experts assess that performance.

This 4th edition of the GGEI is an in-depth look at how 60 countries perform in the global green economy, as well as how expert practitioners rank this performance.

The Global Green Economy Index evaluates the efforts of countries to create environmentally sustainable economies, focusing on efforts to invest in clean energy technology, sustainable forms of tourism, and improved domestic environmental quality.

Results from the 3rd edition of the Global Green Economy Index (GGEI) show that expert practitioners in the green economy rank Germany as the top national green performer while an index defined by 32 datasets scoring country performance places Denmark on top.