University of Nebraska–Lincoln's S. Kathleen Lyons is providing a new framework—Earth system engineering—for examining how organisms, including humans, have fundamentally altered ecosystems on a ...

Losing critical ecosystems will severely impact the economy through reduced food and energy security; damages to assets such as real estate, croplands and infrastructure; and health risks that impair ...

The state of an ecological system can often be judged by its biodiversity and health. Biodiversity can be viewed in terms of both the number of species present in an ecological system and the extent ...