Assertion: brown pelican | /r/HasProperty | driven to extinction
Facets:
value: by pesticides including ddt
type: CAUSE
value: by hunting
type: CAUSE
Source sentences:
text: Driven almost to extinction twice—first by hunting and later by pesticides including DDT—the Brown Pelican is today a shining example of the success of the Endangered Species Act (ESA) and the work of the Environmental Protection Agency.