This new estimate is due to the conversion of uncultivated land into agriculture and urban use. (usask.ca)
The group calculate that 4.1 to 6.9 million hectares of uncultivated land will have to be cleared to grow crops for biofuel and to feed the EU. (newscientist.com)
Since then his solitary walks in uncultivated areas have become his signature practice. (nationalgalleries.org)