Tag Archives: ritorni decrescenti

I limiti dell’ingegno

Historical evidence would indicate that very few key inventions have been made by men who had to spend all their energy overcoming the immediate pressures of survival. Atomic energy was discovered in the laboratories of basic science by individuals unaware of any threat of fossil fuel depletion. The first genetic experiments, which led a hundred [...]

Usurai

Siamo gli usurai del nostro pianeta: In a lecture to the Royal Academy of Engineering in May, Professor Rod Smith of Imperial College explained that a growth rate of 3% means economic activity doubles in 23 years. At 10% it takes just seven years. This we knew. But Smith takes it further. With a series [...]

Alta Immobilità

Beyond a certain level of energy, used for the acceleration of any one person in traffic, the transportation industry immobilizes and enslaves the majority of nameless passengers, and provides only questionable marginal advantages to an Olympian elite. No new fuel, technology, or public control can keep the rising mobilization of society from producing increased harriedness, [...]

Cori, cori, ma ‘ndo cori?

Un’aggiunta a quanto già calcolato. Prendiamo una distanza qualsiasi tra quelle elencate: A1 da Orte a Caserta Nord, lunghezza percorso 242,4 km. Prendiamo una tabella che dia un’idea dei consumi di un’auto di una certa cilindrata, che sia quindi capace di raggiungere i 150 km/h: ad esempio, una berlina da 1800 cc. Leggiamo che il [...]