Why Vanadium Flow Batteries May Be The Future Of Utility-Scale Energy Storage

Earlier this year, the California Energy Commission (CEC) published a $20 million solicitation to fund research projects for the deployment of long-duration energy storage. The objective was to develop a clear understanding of the role […]

How The Oil Industry Fared Under The Last Nine U.S. Presidents

With the 2020 presidential election looming — and with many claims and counterclaims about a president’s impact on the oil industry — I thought it might be of interest to review the history of U.S. […]

ExxonMobil Loses $225 Billion In Market Cap Against Chevron

Twice over the past two weeks, ExxonMobil has made headlines for all the wrong reasons. Two weeks ago, the utility NextEra Energy surpassed the market capitalization of ExxonMobil to replace it as the largest U.S. […]

How NextEra Overtook ExxonMobil As The Largest U.S. Energy Company

If you had invested in Florida-based utility NextEra Energy a decade ago, your total return through this week, including dividends, would have been 600%. That is a phenomenal return for an energy company. In contrast, […]

Did The U.S. Become The World’s Top Oil Producer Under President Trump?

As the presidential election approaches, I am increasingly seeing claims that President Trump put the U.S. back on top as the world’s leading oil producer. So, let’s take a closer look. Here is a 2013 […]

Fact-Checking President Trump’s Ethanol And Oil Production Claims

Last week at a campaign rally in Jacksonville, Florida, President Trump made a puzzling claim. Near the end of a story about Kamala Harris, Trump said “The great state of Iowa — where I made […]

Joe Biden Adopts A Realistic Fracking Stance

I have always viewed politicians that promise to ban hydraulic fracturing — commonly known as “fracking” — with some level of suspicion. In fact, a year ago as candidates were making these promises I explained […]

Can Joe Biden Decarbonize The U.S. Power Sector By 2035?

Last week’s article focused on the nine key elements of Joe Biden’s plan for a Clean Energy Revolution and Environmental Justice. Today, I want to focus more narrowly on Biden’s goal to decarbonize the U.S. power […]

Highlights Of Joe Biden’s Energy Plan

Democratic presidential candidate Joe Biden has laid out an ambitious energy plan. His campaign has released nine key elements of Biden’s plan for a Clean Energy Revolution and Environmental Justice. Here are the nine key […]

Could The U.S. Automobile Fleet Run On Wind And Solar Power?

I like doing thought experiments. I often use them to help me envision the parameters of a complex problem. For example, a dozen years ago I attempted to calculate the area required to supply the […]