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.
Published in 1854, it details Thoreauâs life for two years, two months, and two days in second-growth forest around the shores of Walden Pond, on land owned by Ralph Waldo Emerson, not far from his friends and family in Concord, Massachusetts. Walden was written so that the stay appears to be a year, with expressed seasonal divisions.