You don't have to "imagine" anything. Here's the 2025 budget request: https://nsf-gov-resources.nsf.gov/files/00_NSF_FY25_CJ_Entir...

I'd be interested in discovering what the breakdown is, DEI vs non-DEI, but I wouldn't be surprised if this move was to censor climate change research, since this administration doesn't consider climate change to be real.