Emily Schilling speaking on 'Energy Switch'

‘Air Quality in America’ on ‘Energy Switch’

Wednesday, November 26 at 12 a.m.

The Clean Air Act has reduced particulate matter pollution, ground-level ozone, carbon monoxide, nitrogen oxides and sulfur dioxides, ushering in capture technologies that have improved air quality and health. Further improvements, however, may be difficult to achieve. With Dr. Tracey Holloway, from the University of Wisconsin and NASA, and Emily Schilling, a law partner at Holland and Hart.

A basket and other items crafted by Indigenous people

Pride in Culture: Indigenous Voices

A graphic for the 2026 State of the Union Address
airs Feb. 24

2026 State of the Union Address

A duckling tilts its head with text reading: Get your ducks in a row
March 11

Getting Your Ducks in a Row to Avoid Conflict When You Are Gone

The cast of Downton Abbey in Character

Stream ‘Downton Abbey’ with Arizona PBS Passport

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