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October 21, 2020, 7:19 am UTC    
August 06, 2020 07:51PM
Early Mars was covered in ice sheets, not
flowing rivers, researchers say
University of British Columbia, August 3, 2020


"A large number of the valley networks scarring
Mars's surface were carved by water melting
beneath glacial ice, not by free-flowing rivers
as previously thought, according to new research.'

Grau Galofre, A., Jellinek, A.M. & Osinski, G.R,.
2020, Valley formation on early Mars by
subglacial and fluvial erosion. Nature
Geoscience, 2020

Other recent papers:

Shaw, J., Gilbert, R.G., Sharpe, D.R., Lesemann,
J.E. and Young, R.R., 2020. The origins of s-forms:
Form similarity, process analogy, and links to
high-energy, subglacial meltwater flows.
Earth-Science Reviews, 200, p.102994.

Rodriguez, J.A.P., Dobrea, E.N., Kargel, J.S., Baker,
V.R., Crown, D.A., Webster, K.D., Berman, D.C.,
Wilhelm, M.B. and Buckner, D., 2020. The Oldest
Highlands of Mars May Be Massive Dust Fallout
Deposits. Scientific reports, 10(1), pp.1-15 .Open Access


Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)
Subject Author Posted

Did subglacial meltwater create Martian channels and valleys?

Paul H. August 06, 2020 07:51PM

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