The price of gas and diesel increased overnight in Nova Scotia. The Nova Scotia Energy Board said the price adjustment was necessary due to "significant shifts in the market price."

The conflict in Iran is driving up diesel fuel prices in Arizona, with potential cost increases for trucking companies and consumers.

Spiking prices at the pump are frustrating farmers, long-haul truckers and other big consumers of diesel fuel in the U.S. In futures markets, diesel-fuel prices climbed 23% in the first two days of the week to $3.

By Nicole Jao and Shariq Khan NEW YORK, March 4 (Reuters) - Average U.S. retail diesel prices surpassed $4 a gallon for the first time in nearly two years on Wednesday and are set to rise further later in the week as the U.

The spike in U.S. diesel futures supports the view that the bull move in energy markets is far from over, Ritterbusch and Associates said in a note, viewing diesel as "a better indicator of war-related supply disruptions than crude."

The interrupter allows NSEB to change the prices of fuel outside scheduled price changes. Typically, in Nova Scotia, prices are adjusted on Fridays. The current price of self-serve regular gas in the Halifax region is 138.8 cents per litre, while diesel sits at 183.6

When the temperature drops into the negatives, your vehicle faces several challenges. Cold weather thickens engine oil, saps battery power, and causes tire pressure to plummet. However, aspect of winter driving we rarely consider is what happens inside your fuel tank.