U.S. President Joe Biden signed 15 executive actions shortly after being sworn on Wednesday, undoing policies put in place by his Republican predecessor, Donald Trump, and making his first moves on the pandemic and climate change.

Signing several actions in front of reporters in the Oval Office on Wednesday afternoon, Biden said there was "no time to waste" in issuing the executive orders, memorandums and directives.

"Some of the executive actions I'm going to be signing today are going to help change the course of the COVID crisis, we're going to combat climate change in a way that we haven't done so far and advance racial equity and support other underserved communities," said Biden. "These are just all starting points”