Solved by a verified expert:Go to and run through the timelines… happened to the northern sea ice in the last few decades?What major U.S. City will be under water if the sea level rises 3 meters?Where does it seem that temperatures have risen the most since the 1800’s?go to is the warmest right now? Where is the coolest right now?(Please go to these websites and answers those questions…. Please be 100% accurate and be very descriptive.)