Air density 2.7 billion years ago limited to less than twice modern levels by fossil raindrop imprints

Saved in:

Bibliographic Details
Published in:	Nature (London) Vol. 484; no. 7394; pp. 359 - 362
Main Authors:	SOM, Sanjoy M, CATLING, David C, HARNMEIJER, Jelte P, POLIVKA, Peter M, BUICK, Roger
Format:	Journal Article
Language:	English
Published:	London Nature Publishing Group 28-03-2012
Subjects:	Earth sciences Earth, ocean, space Exact sciences and technology Stratigraphy South Africa Southern Africa Africa carbon dioxide tool marks density flattening volcanic rocks concentration igneous rocks velocity Precambrian fragmentation greenhouse gas atmospheric pressure pyroclastics raindrops paleoatmosphere tuff methane upper Archean Archean oxygen dimensions
Online Access:	Get full text
Tags:	Add Tag No Tags, Be the first to tag this record!

Description
ISSN:	0028-0836 1476-4687
DOI:	10.1038/nature10890