You’d have to live in an underwater cave to have missed the news that human activity is warming the planet. But climate change is a really complex issue, impacting everything from our atmosphere to our oceans in ways that aren’t always obvious. Still, it’s important that we all try to understand the basics.

Thankfully, a new video from Bill Nye breaks it down for us in simple language and with illustrative graphics. He didn’t use any emoji this time, but the veteran science communicator does offer some tangible ways each of us can help mitigate climate change. Share as needed when dealing with skeptical relatives over the holidays.

[YouTube]