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Water and the Search for Life on Mars (Springer Praxis Books by David M. Harland (auth.) is a nonfiction available to read on EtoBox.

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Mars has long been believed to have been cold, dead and dry for aeons, but there is now striking new proof that not only was Mars a relatively warm and wet place in geologically recent times, but that even today there are vast reserves of water frozen beneath the planet’s surface. As well as casting fascinating new insights into Mars’ past, this discovery is also forcing a complete rethink about the mechanisms of global planetary change and the possibility that there is microbial life on Mars. David Harland considers the issue of life on Mars in parallel with the origin of life on Earth. At the time the Viking instruments were designed, it was thought that all terrestrial life ultimately derived its energy from sunlight, and that the earliest form of life was the cyanobacteria with chlorophyll for photosynthesis. It was assumed the same would be the case on Mars and that microbial life would be on or near the surface that the Vikings had sampled. No sooner were the results from the Viking instruments in, than it was discovered that there was an even older type of microbial life on Earth when, in 1977 ‘black smokers’ were found in volcanically active parts of the ocean floor, at dep

Who reads Water and the Search for Life on Mars (Springer Praxis Books?

Author

David M. Harland (auth.)

Publisher

Springer ; in association with Praxis Publishing

Published

2005

Language

EN

ISBN

9780387293721

Category

nonfiction

Subjects

Science, Engineering, Physics