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About gailtheactuary

My name is Gail Tverberg. I am an actuary interested in finite world issues - oil depletion, natural gas depletion, water shortages, and climate change. The financial system is also likely to be affected.

Human population overshoot–what went wrong?

There are seven billion people on earth now. I originally thought that the primary reason for the recent human population explosion was that fossil fuels enabled a larger food supply and better medicine, and thus a higher population. While the … Continue reading

Posted in Planning for the Future | Tagged , , , , | 137 Comments

Three Major Journals Publish Articles on Limited World Oil Supply

In the past month, three major peer-reviewed journals have published articles relating to limited world oil supply: In Science, Technology is Turning U. S. Oil Around But Not the World’s, by Richard A. Kerr; In Nature, Climate Policy: Oil’s Tipping Point … Continue reading

Posted in Financial Implications, News Related Post, Published Articles | Tagged , , , , , , , , | 77 Comments

Businessweek Gets it Wrong—Everything You Know About Peak Oil is ‘Not’ Wrong

On January 26, Bloomberg Businessweek printed an editorial by Charles Kenny titled, “Everything You Know About Peak Oil Is Wrong”. This editorial reflects several common misunderstandings. According to Kenny: Titled Limits to Growth, their report suggested the world was heading … Continue reading

Posted in Financial Implications, News Related Post | Tagged , , , , , , , , , , | 139 Comments

The Most Important Resource for Our Future: Inexpensive Oil (but its not really available)

Our economy runs on oil. Most of the tractors used for growing food run on oil. Nearly all of today’s cars and trucks run on oil. It is popular to talk about changing to some other fuel, but the practicalities … Continue reading

Posted in Financial Implications, Introductory Post | Tagged , , , , , , , , | 64 Comments

‘Oil Supply Limits and the Continuing Financial Crisis’ paper available free

I was an invited speaker at the “7th Biennial International Workshop ‘Advances in Energy Studies,’” in Barcelona, Spain in October 2010. Afterward, I wrote a peer-reviewed academic paper related to my talk called, “Oil Supply Limits and the Continuing Financial … Continue reading

Posted in Published Articles | Tagged , , , , , | 17 Comments

More Reasons Why We are Reaching Limits to Growth

In a recent post, I talked about why we may be reaching Limits to Growth of the type foretold in the 1972 book Limits to Growth. I would like to explain some additional reasons now. In my earlier post, I … Continue reading

Posted in Financial Implications, Planning for the Future | Tagged , , , , , , , , | 91 Comments

Where do continued high oil prices lead us?

We know high oil prices have an adverse impact on the economy, often leading to recession. According to Economist James Hamilton, 10 out of 11 of US recessions since World War II have been associated with oil price spikes. But … Continue reading

Posted in Financial Implications, Planning for the Future | Tagged , , , , , , | 67 Comments

The Faustian Bargain that Modern Economists Never Mention

This is a guest post by Dr. Gary Peters. He is a retired geography professor. Historically people have shifted their belief systems in various ways. The Greeks and Romans believed in numerous gods and goddesses and attributed all kinds of … Continue reading

Posted in Financial Implications, Guest post | Tagged , | 81 Comments

Obstacles Facing US Wind Energy

In the United States, we have been working on scaling up wind energy but not getting very far. In 2010, wind energy supplied only 2.3% of electricity purchased. Such slow progress seems strange for a product that seems to have … Continue reading

Posted in Alternatives to Oil | Tagged , , | 81 Comments

Can we invest our way out of an energy shortfall?

The world has many ideas for solving our energy shortfall, but they all seem to involve investment: Drill for more oil and gas; Develop alternative energy sources; Build more efficient gas-powered cars or electric cars; Fix homes and offices so … Continue reading

Posted in Financial Implications | Tagged , , , , , , , | 95 Comments