Ugo Bardi

Ugo Bardi teaches physical chemistry at the University of Florence, Italy. He writes on sustainability, peak oil, climate change, resource depletion and other subjects related to sustainability on his blog "www.cassandralegacy.blogspot.com"

Recent Articles

Surfing the Italian tsunami

Italy is being hit by an economic tsunami caused by the high costs of mineral commodities which is destroying its industrial system and plunging the country in a deeper and deeper crisis. Unfortunately, the Italian government seems to be still… [more]

Italy: adapting to collapse

The new San Lorenzo mall in Florence, Italy. An American style food court designed mainly with international tourism in mind. It is an example of the attempt of the Italian economy to adapt to the ongoing collapse of its traditional… [more]

Photovoltaic Water

Water produced by condensing humidity from the air using solar energy. Starring Francesco El Asmar. Photo by Ugo BardiWhen we started working on producing water from atmospheric humidity, myself and my friend and colleague Toufic El Asmar thought it was… [more]

Russia’s Smart Move to Asia

In this post, professor Tatiana Yugay, of the Moscow State University of economics, reports  from Saint Petersburg about the recent Russia-China deal. See also a previous post on the subject.By Tatiana Yugay In my previous post at Ugo Bardi’s blog, I… [more]

How to destroy a civilization

This is the third post of comments on the “NASA-funded paper” (a term that went viral) on societal collapse by Motesharrei, Rivas and Kalnay (MRK). In my first post on the subject, I noted some qualitative features of the model.… [more]

The Frog jumps to here

After about one year on the web, I decided to close the blog “The Frog that Jumped Out,” merging it with “Resource Crisis.” As a result you’ll see more posts dedicated to climate change here. In general, I hope that… [more]

The invasion of the resource zombies

 (image from WikiHow – Creative Commons license)You probably heard that new ideas are “are born as heresies and die as superstitions”. But it can be worse than that: there are ideas which simply refuse to die and, like zombies, continue… [more]

"EXTRACTED" published

My new book, “Extracted” is now on sale. It is an updated version in English of the German version which was published last year. You can get it directly from the editor, Chelsea Green or from the usual sources.This book… [more]

Gandhi on solar energy

First they ignore you, then they laugh at you, then they fight you, then you win.Read more at http://www.brainyquote.com/quotes/quotes/m/mahatmagan103630.html#u2TX2Vy77ly8WMzm.99First they ignore you, then they laugh at you, then they fight you, then you win. (Gandhi)First they ignore you, then they… [more]

The Tao of electric vehicles

“A journey of a thousand miles begins with a single step” (Lao Tzu, the Tao Te Ching)Myself ad my sweet wife, Grazia, on an all-electric, battery powered motorcycle. No pollution and no noise, and recharging it with my solar panels… [more]

Happy Easter, everyone!

For the Easter of 2014, let me repropose my post on the dynamic modelling of the Easter egg hunt which, for some reason, has been the most successful post ever to be published (in 2012) on the former “Cassandra’s Legacy”… [more]

My view on climate change

After my resignation as editor of “Frontiers” in protest over their retraction the paper “Recursive Fury,” dealing with the attitude of climate deniers, I received plenty of support but also a lot of the usual pseudo-scientific criticism on the question… [more]

My view of the climate change problem

After my resignation as editor of “Frontiers” in protest over their retraction the paper “Recursive Fury,” dealing with the attitude of climate deniers, I received plenty of support but also a lot of the usual pseudo-scientific criticism on the question… [more]