Please eat less meat - meat is a very carbon-intensive commodity.

An extremely effective instrument would be to put a price on carbon. It is only through the market that you can get a large enough and rapid enough response [to climate change]

The IPCC doesn't do any research itself. We only develop our assessments on the basis of peer-reviewed literature.

Warming of the climate system is unequivocal...most of the global average warming over the past 50 years is very likely due to anthropogenic greenhouse gases increases.

We have embarked globally on a path of unsustainable development. Our lifestyles, the way we produce goods and services, are all part of a system that is completely unsustainable. I see solutions to climate change leading to a much larger philosophical shift in the way human society develops. We need a new matrix to define what human progress is.

There is, even today, a Flat Earth Society that meets every year to say the Earth is flat. The science about climate change is very clear. There really is no room for doubt at this point.

What is the difference between Lomborg's view of humanity and Hitler's? ...If you were to accept Lomborg's way of thinking, then maybe what Hitler did was the right thing.