"rather than deny a false claim, it is better to make a completely new assertion that makes no reference to the original myth."

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"By constantly criticizing and responding to anti-science forces, are we only strengthening and propping them up?"

At the Aspen Ideas Festival Thursday, New York Times columnist and The World Is Flat author Thomas Friedman gave a preview of his new book, Hot, Flat, and Crowded: Why We Need a Green Revolution

This is a list of sovereign states by carbon dioxide emissions due to human activity. Data were collected in 2004 by the CDIAC for United Nations. The data considers only carbon dioxide emissions via the burning of fossil fuels, not by deforestation or other sources.

This is a list of countries ranked by greenhouse-gas emissions per capita in 2000. It is based on data for carbon dioxide, methane, nitrous oxide, perfluorocarbon, hydrofluorocarbon and sulfur hexafluoride emissions compiled by the World Resources Institute[1] (WRI) from a variety of sources, including CDIAC and the US Environmental Protection Agency. Bunker-fuel emissions are not included.

Something is going to be "done" about global warming, so what should it be? A debate.

The current Canadian carbon tax debate is a chilling illustration of how easily political spin can overwhelm serious debate on a complex public policy issue.

The problem is that Solomon's "deniers" don't actually deny climate change. They quibble about the details. They criticize Michael Mann's now entirely dated hockey stick graph. They argue about snow temperatures in Antarctica, but they all still allow - what's the phrase? - that observed warming is real and particularly strong in the last 20 years.