Climate Changing Walden Pond's Flowers

by Nell Greenfieldboyce, NPR

Henry David Thoreau is perhaps best known for his book Walden, about living a simple life in harmony with nature. But Thoreau didn't just love nature — he studied it and kept meticulous notes. Now, scientists are using Thoreau's records to look at how the landscape has changed during the past 150 years.

Broadcast Dates

• Morning Edition, October 28, 2008