Mars-like features in Alaska

Two geologists discovered that triangle shaped land forms in Alaska called fans closely resemble landforms that were photographed by Viking. They theorize the landforms are caused by avalanches which in turn are caused by climate change. The article also discusses an observed avalanche on Mars.

Here's the link:

How Mars and Alaska are Alike

Does this indicate that Mars went through a period of drastic climate change and does it verify Earth's own climate change or global warming?