SciDev.Net
Science and Development Network
News, views and information about science, technology and the developing world
Definitions
List of terms for Biodiversity
Producing enough food for a rapidly growing population, and taking care of our planet are two of the world's biggest challenges.
K
Keystone species
A species whose importance in maintaining community stability is disproportionate to its abundance. Their loss is predicted to lead to a cascade of further extinctions within the system. See also 'ecosystem models'.
