Exploring Ice on Earth

Where there is water, there is life. Is that a true statement? What do the frozen zones of the Earth tell us about the Earth?

Exploring Ice in the Solar System Ice is key in the search for life. Ice in the Martian Tundra? Are there liquids Oceans beneath the icy surfaces of Europa? Enceladus? Titan? Pluto? Ice in the craters of the Moon? Mercury?