11 Climate Hardware Companies Saving Our Planet in 2025

As we move through 2025, climate hardware is no longer a promise for the future; it’s happening now. In this special episode of Hardware to Save a Planet, host Dylan Garrett revisits 11 trailblazing guests who are turning bold ideas into real-world impact. From ocean carbon measurement to truck electrification, next-gen cement, and even cooling the planet with balloons, these founders share a pragmatic drive to solve today’s toughest climate challenges, proving the future of sustainability is being built right now.