Not All Contrails Are Created Equal: The Climate Difference Between a “Warming” and “Cooling” Cloud
If you’ve ever been on a flight, you’ve likely looked out the window and seen the white, wispy lines that planes trace across the sky. These are contrails, or “condensation trails,” and they are essentially human-induced clouds. For decades, they were seen as little more than a visual curiosity. But research now shows they play […]