By Luisa Cristini, PhD, University of Hawaii at Manoa. [Note from the editor: This is the fourteenth in a series of blog entries that will focus on introductory topics in climate dynamics and modeling, and will serve to provide insight into the current understanding of the science.] Changes in external forcing (e.g., solar forcings, astronomical […]
Land Use
PAGES group studies past human impacts on rivers
December 3, 2011
By Gavin Roy Human interaction with rivers began thousands of years ago when organized agriculture first appeared, and the interaction continues today on a grand scale. Rivers are diverted for irrigation, contained by concrete barriers through major cities, and dammed to form reservoirs and generate hydroelectric power. As humans rely on the Earth’s rivers more […]