Many people think that the Industrial Revolution was the first time people began to have a major effect on the earth's ecology.

VOA: special.2011.04.26

In the eighteen fifties, America's industrial revolution was just beginning.

VOA: special.2010.05.13

Pahvan Sukdhev says that the change called for is in scale similar to the industrial revolution, but with a heightened sense of urgency, because of the threat of climate change.

VOA: standard.2010.02.24