US joins Saudi Arabia, Iran, and Russia in the group of countries doing the least to combat climate change

"This report has been compiled for the past 21 years, and one of the most striking findings of the 2025 edition is the sharp decline of the United States under Donald Trump. The U.S. now ranks among the four countries doing the least to address the climate emergency among those analyzed. Saudi Arabia, a petrostate that has spent years employing all sorts of tactics to lower the ambition of climate summits, occupies last place. Following, in order, are Iran, the United States, and Russia."

"The report analyzes the policies of 63 countries worldwide, which combined are responsible for 90% of greenhouse gas emissions. It is led by Germanwatch, the NewClimate Institute, and CAN International, and its development involves more than 450 climate and energy experts from NGOs, analyst groups, and scientific institutions. Four categories are considered when ranking the nations: greenhouse gas reduction (which carries the most weight in the final score), the development of renewable energy, energy use, and climate policies."

"Spain climbs five places this year to 14th, joining the group of countries with a high performance. Spain continues its path of substantial emissions reductions with EU law integrated into national action plans, the report states. Green taxation policies and progressive incorporation of climate criteria in public procurement are vital in the ongoing transition from fossil fuels. Spain, led by Deputy Prime Minister Sara Aagesen, who also ser"

The Climate Change Performance Index has been compiled for 21 years and evaluates government commitment across 63 countries responsible for 90% of global greenhouse gas emissions. Four categories determine rankings: greenhouse gas reduction (highest weight), renewable energy development, energy use, and climate policies. No country achieves sufficient ambition; the top three ranks remain vacant. Saudi Arabia ranks last, followed by Iran, the United States and Russia. Denmark ranks highest at fourth due to renewable energy commitment, followed by the United Kingdom, Morocco and Chile. Spain rises five places to 14th, driven by EU law integration, green taxation and climate criteria in public procurement.

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