The ice in the permafrost of is formed not by liquid water, but by frozen water vapour;
the absence of liquid water, makes the soil less likely to be able to sustain life.
The ice in the permafrost is formed not by liquid water, but by frozen water vapor;
the absence of liquid water, makes the soil less likely to be able to sustain life.
Not exact matches
Structures that look like ice rafts are floating in a refrozen matrix; the remarkable
absence of craters there points to a geologically active surface and hints that
liquid water may have welled up from below in the recent past.
In the
absence of complex plants, Menou's analysis shows that these planets would remain glaciated much
of the time and only transiently enter a state with enough
liquid water for life to take hold (arxiv.org/1411.5564v1).
In the
absence of an external atmospheric pressure, the warming
of water ice transforms it into directly into gas phase rather than
liquid.
In the
absence of such aerosols, the spontaneous conversion
of water vapour into
liquid water or ice crystals requires conditions with relative humidities much greater than 100 percent, with respect to a flat surface
of H2O.