A friend of mine once rode his bicycle from the coast of Washington state across the country to Maine. In that long journey he crossed through four different biomes and ...

Opportunities to Use Remote Sensing in Understanding Permafrost and Related Ecological Characteristics summarizes a workshop convened by the National Research Council to explore opportunities for ...

Rapid changes in climate in the polar regions are causing observable ecological impacts of various types and degrees of severity at all ecosystem levels. Even larger changes and more significant ...

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 ...