Composition of Earth's atmosphere by volume. The lower pie represents the trace gases that together compose about 0.038% of the atmosphere (0.043% with CO2 at 2014 concentration). The numbers are from a variety of years (mainly 1987, with CO2 and methane from 2009) and do not represent any single source.
User: How long did Thoreau live in the woods at Walden Pond? User: How long did Thoreau live in the woods at Walden Pond? Weegy: Thoreau lived in the woods at Walden Pond for two years, two months, and two days.
In his essay Walden (found in The Cambridge Companion To Henry David Thoreau edited by Joel Myerson, Cambridge University Press, 1995, p. 99), Richard J. Schneider notes that Thoreau's cabin is the antithesis of the fancy homes admired by many New Englanders.