There are of wildfires all across the Arctic Circle, in Greenland, Siberia, Scandinavia and Alaska. The smoke can be seen from . The Arctic is warming as fast as on Earth. It is also having its wildfire season . In Alaska, there are 400 fires out of . The Greenland ice has started melting a month than usual. Meteorologists say the Arctic fires are unheard of in .
Scientists say the fires could affect warming. One explained is causing the fires. He said: "Temperatures in the Arctic have been increasing at a much rate than the global , and warmer encourage fires to grow." Dry ground, and strong winds caused the fires to spread. The methane below the is now on fire. This is releasing of CO2 into the . The fires are destroying habitat and killing .