https://www.cnbc.com/2021/11/17/us-h...ter-cop26.html
Our markets are not in turmoil.
The ANWAR leases are shutdown... the ten tracts were purchased by two speculators, neither of which has a history of producing one drop of crude from the ground. They were never even bid on by the only two major US oil companies that have the capitalization and technical expertise to drill and transport oil.
The price of West Texas Intermediate is set by market action based on the price of Brent. The price of Brent is set by the only two oil/distillate exporters in the European market - Saudi Arabia and Russia - that have significant production reserves that can be brought to market rather quickly.
We do not price short term futures contracts based on supply that could not reach the market for years or decades.
Our demand rose back to pre-pandemic levels, our production has not returned that quickly. It takes a while to shutdown and a while to reopen.
Natural gas production, though down is not significant, the largest change in that market is the enhanced opportunity to ship to Europe that has a higher market price through the LNG channels. That was initially started by President Obama and further enhanced by President Trump on June 20th, 2020. President Biden was petitioned to end the exports, or at least curtail them, and stated that he would not on October 14th, 2021.
The answer to your question SailnAway is bit more than you suspect. Depending on the temperature between the room your in and the rest of your house, it may be the means that you are using is the most cost effective. You would need to determine what it would cost to heat the entire house to the temperature you desire (provided you have only a single zone), and then determine if the increased electricity cost is less using the portable heater.