The biodiversity that people made Author Tuxill J. Journal/Series World Watch | Vol. 13(3); 25 - 35; 11 p. Date 2000 Source IUCN (ID: ANA-065359) Publisher | Place of publication Worldwatch Institute | Washington, DC, USA Document type Article in periodical Language English Country/Territory United States of America Subject Environment gen. Keyword Biodiversity Agriculture and environment Abstract The intricate genetic diversity of the world 's crops is largely a human invention - and it remains essential for human sustenance. The complex landscape of traditional farmland is also a human invention, and it is now essential natural habitat. Traditional farmers really know what they are doing, and there are good reasons why they aren't doing monoculture.