Regulators will require 737 MAX operators to conduct Boeing-recommended inspections on door-area parts to ensure cracks found on older 737s do not show up as the current-generation family ages. The ...

When Virginia’s top environmental regulator received an analysis warning of data center pollution, it took him less than five minutes to forward it to seven people on his staff. The Piedmont ...

Tuesday is the deadline for Lineage Logistics to respond to regulators' demands that the operators of the fire-ravaged cold-storage warehouse in Boyle Heights report on additional odor control ...

Aaron Szabo will step down as the head of the Environmental Protection Agency’s air office this month, he told employees, after overseeing rollbacks of a range of pollution limits. By Maxine Joselow ...

California Air Regulators Update a Key Climate Program, Sparking Pushback From Environmentalists SACRAMENTO, Calif. (AP) — California air regulators updated the rules of a key climate program on ...

Leaving homeowners in limbo for months more on whether they will face costly upgrades, a deeply divided Bay Area Air District board of directors on Wednesday decided to move forward with a final vote ...

Pilot pressure can be understood as the pneumatic control signal that defines the setpoint of a regulator. This pilot signal is generated by a separate pilot device in pressure control systems that ...

Southern Californians’ dreams of jumping in a flying car to bypass the region’s massive traffic delays may be getting closer. Two California-based companies are among those racing to bring flying cars ...

The Valero refinery in Benicia was issued fines totaling $3.25 million for multiple air quality violations and ongoing compliance issues, air regulators announced Tuesday. The Bay Area Air District ...