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Science News for May 24, 2000


How stress maintains population levels

A Cornell University study reveals that a naturally occurring disease can regulate a wildlife population, with house finches experiencing a dramatic drop in numbers after an epidemic began. The research provides insight into the dynamics of other host/disease systems and has implications for understanding diseases like AIDS.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateMay 24, 2000

Ney honored for fish research

John J. Ney received the 1999 Outstanding Achievement Award from the American Fisheries Society for his long-term research on reservoir fish communities and their trophic relationships. His work has significantly impacted fisheries productivity, particularly in manmade waterbodies.

Equatorial water may have provided means of survival

Researchers from the University of Toronto and Texas A&M University suggest that a belt of open water near the equator may have supported life during the Snowball Earth era. This region could have provided refuge for early multi-celled animals, enabling them to survive and thrive in the face of extreme climate conditions.

SourceUniversity of Toronto·JournalNature·DateMay 24, 2000