When the amount of supplies go from a steady and change and "curve"?????
The measurement of economic activities is in monetary terms, whereas non-economic activities lack money measurement. Economic activities result in creation and accumulation of wealth as they are done to earn profit. Unlike non-economic activities which result in mental satisfaction and happiness
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Generally, war did stop in the winter mainly due to the problems involving health and logistics. During the Revolutionary and Napoleonic Wars, troops were sent to barracks or quartered in villages to rest and train as marching would have been difficult due to the problems with weather.
Basically the climate is so cold, there can be lack of resources like food especially, habitats of animals can be destroyed, houses of destroyed no place to live for people, it would be really hard to live outside in freezing cold.
They wrote CROATOAN.... I have read up on this SOOO much so if you want anything else on the roanoke island subject im here for help