Assertion: geographer's research | /r/HasProperty | done on this topic
Facets:
value: since a century
type: TEMPORAL
Source sentences:
text: The Theory of Island Biogeography and helped to start much of the research that has been done on this topic since the work of Watson and Wallace almost a century before Edward O. Wilson , a prominent biologist and conservationist, coauthoredand helped to start much of the research that has been done on this topic since the work of Watson and Wallace almost a century before
text: The Theory of Island Biogeography and helped to start much of the research that has been done on this topic since the work of Watson and Wallace almost a century before Edward O. Wilson , a prominent biologist and conservationist, coauthoredand helped to start much of the research that has been done on this topic since the work of Watson and Wallace almost a century before