Sentences with phrase «possible ancient ocean»

In 2012, Mars Express spotted a possible ancient ocean on Mars: sediments on the planet's northern plains appeared to resemble what is seen on an ocean on Earth.

Not exact matches

1950s: Research on military applications of radar and infrared radiation promotes advances in radiative transfer theory and measurements = > Radiation math — Studies conducted largely for military applications give accurate values of infrared absorption by gases = > CO2 greenhouse — Nuclear physicists and chemists develop Carbon - 14 analysis, useful for dating ancient climate changes = > Carbon dates, for detecting carbon from fossil fuels in the atmosphere, and for measuring the rate of ocean turnover = > CO2 greenhouse — Development of digital computers affects many fields including the calculation of radiation transfer in the atmosphere = > Radiation math, and makes it possible to model weather processes = > Models (GCMs)-- Geological studies of polar wandering help provoke Ewing - Donn model of ice ages = > Simple models — Improvements in infrared instrumentation (mainly for industrial processes) allow very precise measurements of atmospheric CO2 = > CO2 greenhouse.

Figure 1: ROCKE - 3D simulation of a possible scenario for how an ancient Venus that began with a shallow ocean may have remained habitable for several billion years.