See all questions
How old is the known universe, in years?
Pick an answer
Approximately how many preventable deaths occur per year in America, due to lack of health coverage?
How much has the atmospheric concentration of carbon dioxide increased since the Industrial Revolution (taken as 1750)?
The Commitment to Development Index ranks the 27 richest nations on how much their policies benefit poor countries. Of these 27 nations, where did Canada rank on environmental protection in 2013?
Share the love
This work is under