Blue Planet: Then and Now | Questions with 100% Correct Answers | Updated & Verified

Perhaps, you've studied this topic before, heard things in the news, or simply have an opinion based on your own experience. What is your impression of Earth's average temperature over the last 100 years? It is increasing ... (We are looking for your opinion, not any specific answer). - A significant amount Approximately what percentage of the US experienced cooler temperatures in January 2014 compared to the average temperature from (not counting Alaska or Hawaii) - 40% Which parts of the world did the migration of the north polar vortex affect? Please select all that apply - Asia, Europe, North America How many years from 2000 forward had an average land temperature above the 20th century average? - 16 Please select all the trends you see in the graph. - Higher temperatures are more frequent in the US