Curious about the environmental footprint of your food choices? This ranking dives into the climate impact of common protein sources. From fish and chicken to plant-based powerhouses like soy and legumes, and even the often-debated red meat and pork, we're breaking down which options are kinder to our planet. Discover how everyday staples like eggs and nuts stack up. Understanding these differences can help you make more sustainable decisions at the grocery store and on your plate.