Saving The Human Race

The year is 2112 and scientist are predicting that in twenty years or so an ice age will develop, that will, in all probability, be an extinction level event (ELE). Six scientist from various scientific fields come together and are able to build a spaceship that is capable of traveling faster than the speed of light. They discover that this will allow them to back in time. Traveling essentially the speed of light allows them to travel forward in time. Using time travel, they go back to 2012t to try to convince people to change their ways and prevent this ELE from happening. Unfortunately, the people in that time period don't believe them, and the ice age is definitely coming. The six explorers search for an earth-like planet to which they can bring a number of people. They find a suitable planet more than two million light-years from Earth. Is there time to find appropriate individuals and transport them to this new planet before the ice age engulfs the entire Earth?