coastal conditions

Bellamy Pailthorp / KPLU

Researchers want you to grab the camera, head to the beach and capture this weekend's king tide.

The highest tides of the year are taking place, and the state is asking citizens to help document potential impacts of rising sea levels. 

Michael Schweppe / Flickr

Count the rings on a tree trunk to figure out its age.

Or, if you’re University of Washington climatologist Jim Johnstone, study the molecules of a redwood trunk and crack the code for natural weather data that could date back more than a thousand years.