“Fudging the data in any way whatsoever is quite literally a sin against the holy ghost of science. I'm not religious, but I put it that way because I feel so strongly. It's the one thing you do not...”

“There is little evidence that our individual intelligence has improved through recorded history.”

“The oil companies regard nuclear power as their rival, who will reduce their profits, so they put out a lot of disinformation about nuclear power.”

“Geological change usually takes thousands of years to happen but we are seeing the climate changing not just in our lifetimes but also year by year.”

“Sadly, it's much easier to create a desert than a forest.”

“China will soon emit more greenhouse gases than America, but its regime knows if it caps aspirations there will be a revolution.”

“I am glad I will not be young in a future without wilderness.”

“We need the tonic of wildness...At the same time that we are earnest to explore and learn all things, we require that all things be mysterious and unexplorable, that land and sea be indefinitely wi...”

“Something will have gone out of us as a people if we ever let the remaining wilderness be destroyed ... We simply need that wild country available to us, even if we never do more than drive to its ...”