Rainy days on track to double in the Arctic by 2100

Today, more snow than rain falls in the Arctic, but this is expected to reverse by the end of the century. A new study shows the frequency of rainy days in the Arctic could roughly double by 2100.

What is a wetland? An ecologist explains

Wetlands are areas of land that are covered by water, or have flooded or waterlogged soils. They can have water on them either permanently or for just part of the year.