Sen. James InhofeJames (Jim) Mountain InhofeAllies wary of Shanahan's assurances with looming presence of Trump On The Money: Trump to sign border deal, declare emergency to build wall | Senate passes funding bill, House to follow | Dems promise challenge to emergency declaration Trump to sign border deal, declare national emergency MORE (R-Okla.) blocked Senate Democrats on Monday from passing a resolution that would have acknowledged the reality of climate change.

Sen. Amy Klobuchar (D-Minn.) asked unanimous consent to pass S.Res. 524, which is a measure that expresses the sense of the Senate that climate change is occurring and poses a risk to the United States. But Inhofe objected.

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“All we wanted to say in this resolution is climate change is happening,” Sen. Barbara BoxerBarbara Levy BoxerHispanic civil rights icon endorses Harris for president California AG Becerra included in Bloomberg 50 list Climate debate comes full circle MORE (D-Calif.) said on the Senate floor. “We can’t afford to sit around here debating whether climate change is real.”

Inhofe has been an ardent climate change denier, saying it is the “biggest hoax” perpetrated against mankind.

Sen. Sheldon WhitehouseSheldon WhitehouseDemocrats brush off GOP 'trolling' over Green New Deal GOP Green New Deal stunt is a great deal for Democrats Pence met with silence after mentioning Trump in Munich speech MORE (D-R.I.), who is a sponsor of the resolution, said Inhofe was living in an “alternate reality.”

“To say that we have no warming is just not factual,” Whitehouse said. “Ignorant, out-of-touch or crazy — that’s what young Republicans think of that position.”

Klobuchar said she would try again to pass the resolution because the Senate looks “silly” for ignoring scientific agreement.