There is a lot of ice in the Baltic Sea. In February, there is even more ice. The ice is thick.
Ice makes it harder for ships to move. Satellite images show the spread of ice.
Satellite images help plan shipping routes. Today, satellites are better.
This winter has more ice than the last 10 years. Over the past 30 years, the winter has been normal.
In February, more ice may come. Ice can cover a lot of the sea.
In the future, winters will be shorter. The climate is warming.
Ice condition forecasts help plan activities. For example, shipping traffic can be predicted.
Past and future data help plan better. Scientists are working on new solutions.