The temperature difference from the last ice age is only 5°C. Most of northern Europe was under a glacier all year long. Forecasts are telling us a 2°C increas

The temperature difference from the last ice age is only 5°C. Most of northern Europe was under a glacier all year long. Forecasts are telling us a 2°C increase before the end of the centuary is already inevitable. If we do not change anything, a 4°C increase is really probable. It is easy to imagine that a lot of place will become not be suitable to human life.