• Historic inscriptions carved in the bluff at El Morro.

    El Morro

    National Monument New Mexico

Environmental Factors

A monsoon storm at sunset
NPS Photo: Dave Hays

Environmental factors important to El Morro include air quality, climate change and weather events, and our dark night skies free of "light pollution" from urban centers.

Night Skies

The dark night skies at El Morro are unlike anything you can see in an urban area, but need protection. More->

Snow at El Morro

Weather & Climate

El Morro has highly variable weather, and climate trends influence many factors. More->

Did You Know?

Image of Simpson and Kern inscription from 1849

The first English inscription at El Morro, carved into the rock by Lt. J. H. Simpson and R. H. Kern in 1849, has a spelling error: "inscriptions" was spelled "insciptions" with the "r" inserted afterwards.