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.
Hello, Guest. Walden is a recent entrant to the en-ending boys' names trend, a name that summons up placid images of Thoreau 's two-year stay contemplating nature near Walden Pond. quite different image came into being when Walden was chosen as the name for Ashton Kutcher's character in Two and a Half Men--internet billionaire Walden Schmidt. It is also a Harry Potter name, via wizard Walden Macnair.