Senate climate drama to unfold in three acts

Leadership will meet Monday to determine the floor schedule for the bill, including when and in what order votes on two other climate amendments will occur.

The first, offered by Senate Minority Leader Mitch McConnellMitch McConnellOvernight Healthcare: Trump threatens to leave ObamaCare in place if GOP bill fails Senate GOP hedges on ObamaCare repeal timeline Chao: Trump tapped into 'a strain of anxiety,' 'fear' MORE (R-Ky.), would permanently block the agency from regulating greenhouse gas emissions.

The amendment is based on legislation offered by Sen. James InhofeJames InhofeRepeal of Obama drilling rule stalls in the Senate GOP senator: EPA 'brainwashing our kids' A guide to the committees: Senate MORE (R-Okla.). Inhofe’s bill has 43 co-sponsors, including Sen. Joe ManchinJoe ManchinThe Hill’s Whip List: Where Dems stand on Trump’s Supreme Court nominee Senate confirms Trump's pick for Israel ambassador Senate Dems: We won't help pass additional health bills MORE (D-W.Va.).

The bill has passed a House committee earlier this month and is expected to come up for a vote on the House floor in the coming weeks.

A second amendment, offered by Sen. Jay RockefellerJay RockefellerObama to preserve torture report in presidential papers Lobbying world Overnight Tech: Senators place holds on FCC commissioner MORE (D-W.Va.), would delay EPA’s climate regulations by two years.

Votes on the amendments could come as early as Tuesday, the aide said.

Interest groups scrambled this week to put pressure on lawmakers ahead of the vote.

The American Coalition for Clean Coal Electricity, for example, has been running radio ads in several states in an attempt to pressure centrist Democrats to vote for the McConnell amendment.