MARY LOUISE KELLY, HOST:
The $3.5 trillion budget blueprint that Democrats agreed to this week, it includes a key part of President Biden's climate plan, a national clean energy standard. It's aimed toward zeroing out greenhouse gas emissions from the power sector by the year 2035. NPR's Jeff Brady is here to tell us more. Hi, Jeff.
JEFF BRADY, BYLINE: Hello.
KELLY: So help us understand - how would this clean energy standard actually work?