Sparking Disaster (IMAGE) Columbia Climate School Caption Hot, dry weather during the heat wave sparked numerous wildfires, destroying large areas and worsening air quality. Credit USDA photo by Kari Greer Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.