Six irrefutable pieces of evidence that prove climate change is real

Here's everything you need to know

Climate change is often treated as a political issue, but it shouldn't be.

The facts are these: The climate of our planet is changing at a pace unlike anything seen in the natural fluctuations traced across geological records, and scientists have overwhelmingly traced this global warming trend to human activity.

Unless you’re a supercomputer, you’ll find it virtually impossible to keep an eye on every single indicator of climate change. Here are a few that scientists use to monitor the planet:

Forest Service Northern Region

For more on what we know about climate change, check out this story's companion piece—and our ongoing series on the Environmental Protection Agency.