Put Mt. Everest (28 deg North ... But factors other than altitude also effect the density of air. For one thing, water molecules have less mass than other gas molecules in air; so as water ...

Scientists are taking an urgent trip to Mount Everest to explore why the ice of ... despite air temperatures being below freezing. As the water formed by the melting of snow (meltwater) refreezes ...

The film is written and directed by Marina Martins, and features the ... into the Death Zone of Mount Everest to restore their sacred mountain and the contaminated water source of 1.3 billion ...