By Eugene Robinson – Many of those who do not believe in climate change also reject the idea that carbon dioxide can be called a pollutant, since it is a natural and necessary component of the air we breathe.
But direct measurement shows that the concentration of carbon dioxide in atmosphere has increased by an astounding 40 percent since the beginning of the Industrial Revolution, when humankind began burning fossil fuels in earnest. As with any poison — or pollutant — it’s the dose that counts. more> http://tinyurl.com/mhjsym5
- Has Obama Fulfilled His Promise on Carbon Emissions? Elizabeth Kolbert, New Yorker