Ariel Wittenberg is the water reporter for E&E News’ Greenwire, covering everything from water pollution to drought to water infrastructure policy. She previously covered transportation, writing about the quirky rules promoting electric vehicle adoption in California, the out-dated tests regulators use to determine fuel economy standards and the environmental and safety implications of self-driving cars. She also wrote about the Pentagon, delving into the defense authorization and budget process,  detailing the challenges facing troops training on protected lands and chronicled the Army’s effort to produce an eco-friendly lead-free bullet.

Ariel previously worked as the environmental reporter for the New Bedford Standard-Times in Southeastern Massachusetts. She spent her days there learning the finer points of wind turbines, toxic waste, public health and state government.