Britannica Academic, Encyclopædia Britannica, 8 Apr. 2019
Britannica Academic, Encyclopædia Britannica, 8 Apr. 2019.
Britannica Academic, Encyclopædia Britannica, 8 Apr. 2019
The map shows projected national productivity increase / decrease by 2080 (compared to 2003 levels)
Source: Cline, W. (2007) Global Warming and Agriculture; appears on European Environmental Agency website
Britannica Academic, Encyclopædia Britannica, 8 Apr. 2019
Britannica Academic, Encyclopædia Britannica, 8 Apr. 2019