Answer:
The highest agricultural densities as described above depend on/ interrelate to the geographical characteristics ( type of soil, type of weather, the climate, the demographic stability) as much as the phase/ degree of developmentt of civilisation and trades
It is the winter solstice. T<span>he solstice that marks the onset of winter, at the time of the shortest day, about December 22 in the northern hemisphere and June 21 in the southern hemisphere. I know this mainly because I had the same question. Good luck :)</span>
They are developed countries because the people there are healthy and educated.
I'd have to say gas because it usually doesn't change at all