If you ask me, it'd be little short of disastrous for us to discover a source of clean, cheap, abundant energy because of what we would do with it.

Fire made us human, fossil fuels made us modern, but now we need a new fire that makes us safe, secure, healthy and durable.

Many analysts now regard modest, zero, or negative growth in our rate of energy use as a realistic long-term goal.

The barriers that renewables and efficiency face come less from our living in a capitalist market economy and more from not taking market economics seriously.

Nuclear power has died of an incurable attack of market forces and is way beyond any hope of revival, because the competitors are several-fold cheaper and are getting rapidly more so.

A package of 35 improvements to typical industrial motor systems can save around 50% of their metered energy…with a simple payback under 16 months.

We've got 21st century technology and speed colliding head-on with 20th and 19th century institutions, rules and cultures.