Listen

Read

Watch

Schedules

Programs

Events

Give

Account

Donation Heart Ribbon

Study Of Tree Rings Reveals Climate Change’s Role In El Niño

July 2, 2013 5:16 p.m.

By looking at tree rings dating back seven centuries, climate scientists have found that man-made climate change has made El Niño worse in recent years.

Related Story: Study Of Tree Rings Reveals Climate Change's Role In El Niño

Forgot your password?