PhysOrg: The European Union led the world in wheat production and exports in 2014-15. Yet Europe is also the region where productivity has slowed the most. Yields of major crops have not increased as much as would be expected over the past 20 years, based on past productivity increases and innovations in agriculture.
Finding the causes of that stagnation is key to understanding the trajectory of the global food supply.
Logically, it would seem that climate change would affect crops. But in the overall...