A C02 concentration below 350 ppm in the atmosphere is what leading scientists agree is safe for humanity. We’re above 390, and climbing. I’m a mother, an educator, and a former registered nurse, concerned about climate change.
RT @frackfreenb: Chief Theresa Spence was on a hunger strike, & rather than meeting w/ her #Harper tweeted about his opulent dinner. #PMHar…*sent* 20 minutes ago