However, it's clear that CO2 has bad effects other than warming (like depleting Ozone) that are well understood, easily measurable and non-controversial. - Sanjeev Singh

For these reasons alone, we should be tackling CO2. Additionally, if we did our homework to figure out how vegetation interacts with atmospheric CO2 levels, we ought to be able to fix it cheaply by increasing vegetation in areas that absorb it and reduce it in areas that give it off. - Sanjeev Singh

4 mins. - Sanjeev Singh

It looks like vegetation in some parts of Canada actually *produce* CO2. This is news to me. - Sanjeev Singh

thanks for this - Varun Shenoy

in case it's not clear I'm just paraphrashing Dyson in my previous comments. He makes a good case. - Sanjeev Singh