Michael Grunwald, author of 'We Are Eating the Earth' and a prominent climate journalist, dives deep into the connections between food, land use, and climate change. He exposes how food production contributes significantly to greenhouse gas emissions but often gets sidelined in climate policies. Grunwald critiques the dilemmas of land use, especially between biofuels and food, while sharing his journey towards reducing beef consumption for environmental reasons. He emphasizes moving towards sustainable meat sources and highlights the need for policy reforms to support eco-friendly agricultural practices.
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insights INSIGHT
Food's Climate Impact Overlooked
Food accounts for 25-33% of global greenhouse gas emissions but receives only 1.5-3% of global climate finance.
Food climate policy is underdeveloped and often ineffective compared to the energy sector's progress.
insights INSIGHT
Feeding More With Less Land
Feeding a growing population requires 50% more food and 70% more meat, especially beef.
The key is reducing land-intensive diets and increasing food yield per acre through technology.
insights INSIGHT
Higher Yields Protect Nature
Industrial agriculture is disliked but key for high yields needed to avoid expanding farmland.
Low-yield farming uses 30-40% more land, worsening climate and biodiversity loss.
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The Race to Fix Our Food System and Save Our Climate
Michael Grunwald
In this book, Michael Grunwald delves into the critical issue of the global food system's impact on the environment and climate. He highlights how humanity's agricultural practices have led to significant land clearance, deforestation, and carbon emissions. Grunwald argues that despite the challenges, there are potential solutions such as adopting industrial farming methods, reducing food waste, and shifting towards more sustainable diets. The book chronicles the stories of scientists and entrepreneurs working on innovative solutions like genetically edited cattle and plant-based meat substitutes. It also emphasizes the need for better policy, technology, and behavioral changes to address the looming crisis of feeding a growing population without exacerbating climate change and biodiversity loss.
Food is a huge climate problem. It’s responsible for somewhere between a quarter and a third of global greenhouse gas emissions, but it concerns a much smaller share of global climate policy. And what policy does exist is often … pretty bad.
On this week’s episode of Shift Key, Rob and Jesse talk with Michael Grunwald, the author of the new book We Are Eating the Earth. It’s a book about land as much as it’s a book about food — because no matter how much energy abundance we ultimately achieve, we’re stuck with the amount of land we’ve got.
Grunwald is a giant of climate journalism and a Heatmap contributor, and he has previously written books about the Florida everglades and the Obama recovery act. Shift Key is hosted by Jesse Jenkins, a professor of energy systems engineering at Princeton University, and Robinson Meyer, Heatmap’s executive editor.