then we can eat
Not necessarily. It depends on the commodity and the degree of seasonality. Some products are nearly unaffected by seasonality.
continents
good
the tilt of the earth's axis, the "wobble" of the axis, and the distance from the Sun.
There is a higher demand for rooms during season. This is when the rates go up.
As far as reproduction is concerned, no. A cow in Kansas can be bred and calve any time of the year.
Food Scarcity-Seasonality. Climate Variations Predators disease over exploit resources
No one's going to want to be stuck on a boat in winter if they're expecting to be cold and in storms.
SIDS happens unsually in fall & winter months but it can happen in any season.
Ambient temperature and seasonality Exposure (direct sunlight) Wind
The calucation is determined the government's Bureau of Economic Analysis and can be found at www.bea.gov