“How is it that, in the face of overwhelming scientific evidence, there are still some who would deny the dangers of climate change? Not surprisingly, the loudest voices are not scientific, and it is remarkable how many economists, lawyers, journalists and politicians set themselves up as experts on the science.”

“A diet that relies heavily on meat production results in higher emissions than a typical vegetarian diet. Different individuals will make different choices. However, the debate about climate change should not be dumbed down to a single slogan, such as 'give up meat to save the planet.'”

“Meat is a wasteful use of water and creates a lot of greenhouse gases. It puts enormous pressure on the world's resources. A vegetarian diet is better.”

“How is it that, in the face of overwhelming scientific evidence, there are still some who would deny the dangers of climate change? Not surprisingly, the loudest voices are not scientific, and it is remarkable how many economists, lawyers, journalists and politicians set themselves up as experts on the science.”

“The senior British economic thinker on climate, Sir Nicholas Stern, has estimated that if we don't reverse climate change, the costs of dealing with the resulting catastrophe would be as much as twenty percent of the world's Gross Domestic Product. He's saying that if we do nothing about climate change, then we will have to spend a full fifth of our planet's economic energy on dealing with the floods, hurricanes, droughts, food shortages, and epidemics that will result.”