Earth’s inner core appears to be slowing down relative the speed of our planet’s rotation on its axis. Find out how this affects our magnetic field and shortens the length of a day on our world.
Tag: Earth Day
Earth Day at 50 Calls for Diversity of Tactics
On this 50th anniversary of Earth Day, environmentalists are debating the day’s true meaning. Find out why “diversity of tactics” is a better approach. (5:00 min read)