The role of aerosols in lesser precipitation in the Southwest U.S.: How what happens in the North Pacific can effect snowfall in the San Juan Mountains — Caitlin Hayes (BigPivots.com)

The role of aerosols in lesser precipitation in the Southwest U.S.: How what happens in the North Pacific can effect snowfall in the San Juan Mountains — Caitlin Hayes (BigPivots.com)

The Upper Rio Grande near Creede, Colorado. By Jerry R. DeVault KSUJD – Own work, CC BY-SA 2.5, https://commons.wikimedia.org/w/index.php?curid=12062576 Click the link to read the article on the Big Pivots website (Caitlin Hayes): July 10, 2025 In the late 2010s, when  Flavio Lehner worked for the National Center for Atmospheric Research in Boulder, water managers often asked him about the drought in the Southwest. Was the low precipitation sim…