Sheldon Whitehouse actually said...

So, I would suggest if it is good enough for the oil industry itself, it might, at some point before too long, be good enough for Congress t...

We have now blown through 400, which humankind has never experienced; and projections are that we will crest above 500 parts per million.

These ocean technologies suffer from the same finance problems that the atmospheric technologies do.

The condition once established is set, then you do not have to worry about chasing billing records and other things to get to a spending cap...