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This month, Dr. Robert E. Mace explores academic publications on connections between indigenous rock art and the Balcones Escarpment, freshwater inflows and estuarine health, and a supercalifragilisticexpialidocious acronym for pesticide identification methods.

Drought conditions (D1–D4) increased to 20% of the state from 19% of the state four weeks ago; statewide reservoir storage decreased to 77.3% full from 78.7% four weeks ago, about 4 percentage points below normal for this time of year. We are under a La Niña Watch for the fall and winter. This is the 20th warmest year on record in Texas through July.

In this conversation, Dr. Todd Votteler, Principal of Collaborative Water Resolution and Editor-in-Chief of Texas+Water and the Texas Water Journal, discusses recent developments water challenges in the Rio Grande with Martha Pskowski, a Texas reporter for Inside Climate News based in El Paso.

This month, Dr. Robert E. Mace explores academic publications on sequencing for measles detection in U.S. wastewater, the creation of a school-based virus alert system in Houston, and the identification of fecal contamination sources along the Texas Gulf Coast.