7,000 underground methane gas bubbles about to explode in the Arctic

Terrifying! More than 7,000 underground methane gas bubbles explode in the Arctic

More than 7,000 underground methane gas bubbles are about to explode in the Arctic

Explosions in recent years has led to the formation of spectacular new craters

Bubbles were created by methane gas being unlocked by warming temperatures

There are startlingly more gas-filled domes than previously known

When the bubbles explode they release methane gas which is approximately 84 times more potent than carbon dioxide