A tiny seed is stuck between loose gravel and coarse sand. There is nothing else alive around it. All it can see is a wall of ice reaching 20 meters up into the sky. It is cold. Survival is hard around here. In winter, it is dark even during the day. In summer, the sun bakes the ground hard and dry for 24 hours. A tiny seed is stuck between loose gravel and coarse sand. There is nothing else alive around it. All it can see is a wall of ice reaching 20 meters up into the sky. It is cold. Survival is hard around here. In winter, it is dark even during the day. In summer, the sun bakes the ground hard and dry for 24 hours. Ecology Phys.org – latest science and technology news stories