States are part of countries, and countries may be grouped by other areas, like continents, hemispheres, or a political or ...

Caption This map shows the first high-resolution (ca. hectare scale) map of aboveground live dry biomass and carbon stock for the conterminous United States. Sample postings are 30 meters and are ...

Scientists have unveiled rapid fluctuations in river water temperature across the United States (US) with rivers controlled by dams showing more frequent and volatile thermal changes.

This NSF-funded project provides a comprehensive estimate of floodplain organic carbon storage across the conterminous United States to determine the impact of human activities on floodplain carbon ...