Reading Thoreau probably inspired some people to become climate scientists; now his observations could bolster their work.

The flood stage level of the Merrimack River is 52 feet, and ever-so-briefly on May 11, it exceeded that threshold, recording ...

The Old North Bridge over the Concord River Beyond the visitor center, the park stretches out along the road. You can stop and visit places like Paul Revere’s capture site, many of the still ...

Henry David Thoreau’s river journals from the 19th century are now helping scientists understanding the effects of climate ...