Fig. 4: PA carbon effectiveness by country.
From: The effectiveness of global protected areas for climate change mitigation

Nationally aggregated additionally preserved AGC (A) is a function of the national total stored GEDI AGBD in PAs (B), the average C effectiveness of PAs in a country (difference between PA AGC and matched unprotected AGC, C), and the total PA area per country (D). World base map made with Natural Earth.