Permafrost Melts at Record Pace: Drones Take Flight to Track and Tackle Climate Change

The Download: Our Thawing Permafrost and a Drone-Filled Future A recent study has revealed that Earth's permafrost is thawing at an alarming rate, with scientists using satellite data to track the phenomenon from space. Meanwhile, the use of drones in various industries is on the rise, with companies like Flock Safety selling their technology to private sector clients for surveillance purposes. Permafrost Thawing Accelerates In recent years, the small town of Nunapitchuk in northern Alaska has experienced a significant consequence of climate change: thawing permafrost. The ground can feel squishy and sodden due to sewage leaching into the earth, affecting residents' daily lives. According to scientists, this phenomenon is not unique to Nunapitchuk; numerous Arctic towns are facing similar issues. Using satellite data, researchers believe they can gain a better understanding of how permafrost thaws and which areas might be most severely affected. "We're able to see the thawing process from space," said Sarah Scoles, a scientist involved in the study. "This will help us identify areas that need immediate attention and develop strategies for mitigation." Drone Technology Takes Off The use of drones is becoming increasingly prevalent in various industries, including law enforcement, retail, and construction. Last week, The Download reported on Flock Safety's sale of its drones to private sector clients for surveillance purposes. Keith Kauffman, a former police chief who now leads Flock's drone efforts, described the ideal scenario: "A security team at a Home Depot launches a drone from the roof that follows shoplifting suspects to prevent theft." Background and Context Permafrost is frozen soil that covers nearly 20% of the Northern Hemisphere. As global temperatures rise, this frozen layer begins to thaw, releasing methane and carbon dioxide into the atmosphere. This accelerates climate change, creating a vicious cycle. The use of drones in surveillance has raised concerns about privacy and security. However, proponents argue that it can help prevent crimes and improve public safety. Additional Perspectives Drone expert James O'Donnell notes that the technology is still in its early stages: "We're just starting to see the potential of drones in various industries. As the technology advances, we'll likely see more innovative applications." Current Status and Next Developments The study on permafrost thawing will be published soon, providing valuable insights into this pressing issue. Meanwhile, companies like Flock Safety continue to push the boundaries of drone technology, exploring new uses for surveillance and beyond. As our world becomes increasingly interconnected, it's essential to stay informed about the latest developments in science, technology, and innovation. The Download will keep you up-to-date on these stories and more, providing a daily dose of what's happening in the world of tech. *Reporting by Technologyreview.*