The Blue Marble: The View From Apollo 17
Fifty years ago, on April 22, 1970, people around the globe marked the first Earth Day. On this Earth Day, as we physically separate ourselves by necessity, we can still collectively…
Tracking Methane Sources and Movement Around the Globe
NASA’s new three-dimensional portrait of methane, the world’s second-largest contributor to greenhouse warming, shows it arising from a diversity of sources on the ground and how it moves through the atmosphere. Combining…