We currently only refer to a limited number of techniques as genetic modification. Humans, however, have been practicing agriculture for around 12,000 years and in that time have bred plants and animals so they bare very little resemblance to their wild ancestors.
This has led us to convert large areas of biodiverse woodland and grassland into fields. To ensure that arable fields have the maximum quantity of crop we have plenty of ways (both organic and not so organic) of removing excess biodiversity. Continue reading