>Don't crops grow better in warmer weather? some crops grow better in warmer weather, and some crops also die if the weather is too warm. Land is fought over

>Don't crops grow better in warmer weather? some crops grow better in warmer weather, and some crops also die if the weather is too warm. Land is fought over the for the resources it has, it's arability, or because you need space to put people. Water is a resource, arability of land is how much food you can get out of it. Wars have often been fought for water and food, but not so much in recent centuries.