Bonus: War and climate - Global News Podcast Recap

Podcast: Global News Podcast

Published: 2026-03-08

Duration: 24 min

Summary

This episode explores the often-overlooked climate impact of military conflicts, emphasizing the significant carbon emissions resulting from warfare and military operations. Experts discuss the environmental footprint of wars, comparing different conflicts and analyzing the long-term consequences on the planet.

What Happened

In this episode, Oliver Conway introduces a discussion about the climate costs of military conflict, spotlighting listener inquiries about how warfare affects the environment amid ongoing tensions, particularly the US-Israeli war with Iran. The conversation shifts towards understanding the often invisible aftermath of war, which includes not only the destruction of lives and property but also significant carbon emissions. Grea Jackson leads the segment from the BBC World Service podcast, The Climate Question, where experts dive into the ecological ramifications of military actions.

Dr. Benjamin Nymark, an environmental impact specialist, sheds light on the carbon footprint of various conflicts. He notes that the Gaza War released approximately 33.2 million tons of CO2, factoring in not just the immediate destruction but also pre- and post-conflict activities. Comparatively, Russia's invasion of Ukraine is noted to have emitted around 237 million tons of CO2 due to the larger scale and prolonged nature of the conflict. The experts emphasize that the environmental consequences of warfare extend beyond immediate emissions, as reconstruction efforts and ongoing military operations significantly contribute to long-term carbon footprints.

Key Insights

• Military conflicts contribute significantly to global carbon emissions, with long-term environmental consequences.
• The carbon footprint of war includes emissions from both combat activities and the reconstruction that follows.
• Geographic and operational factors, such as the size and duration of a conflict, heavily influence the environmental impact.
• The US military's global presence and operational capabilities exacerbate its carbon emissions during wartime activities.

Key Questions Answered

What is the estimated carbon cost of the Gaza War?

Dr. Benjamin Nymark reveals that the Gaza War resulted in approximately 33.2 million tons of CO2 emissions. This figure accounts for both combat activities and necessary pre-conflict preparations, such as the construction of defensive structures and tunnel networks. The carbon footprint extends further when considering the reconstruction efforts that follow a conflict, highlighting the extensive environmental toll of military actions.

How does the carbon footprint of the Ukraine war compare to other conflicts?

Nymark indicates that the ongoing war in Ukraine has emitted roughly 237 million tons of CO2 equivalent. This figure is significantly higher than that of the Gaza War, largely due to the scale and duration of the conflict. The geographical expanse of the war and the continuous military operations contribute to a larger carbon footprint, underscoring the varying environmental impacts of different military engagements.

What factors influence the carbon footprint of a war?

The impact of a war on the environment is influenced by various factors, including geography, the type of weapons used, and the number of countries involved. The discussion emphasizes that no two wars are identical, and elements such as the ecological sensitivity of the region and the scale of military activities play crucial roles in determining the overall carbon emissions associated with a conflict.

How does US military presence affect climate emissions during conflicts?

Professor Nita Crawford explains that the U.S. military operates an extensive network of overseas bases, which significantly contributes to its carbon emissions during conflicts. The ability to launch strikes from these bases and the use of aircraft carriers allows for rapid military action but also results in substantial fuel consumption and emissions, complicating the environmental impact of U.S. military operations.

What are the hidden emissions associated with military activities?

Nymark points out that beyond the obvious emissions from munitions and fuel used in combat, there are significant hidden emissions linked to the production of materials needed for warfare, such as concrete. The process of creating and transporting these materials for reconstruction after a conflict adds another layer to the carbon footprint of military engagements, indicating that the environmental costs of war are extensive and multifaceted.