Well, every part of the world still has their seasons, whether that is divided by the southern and northern hemisphere, or even in the arctic regions. It then means that maybe someone living in the US with seasonal depression, might find themselves experiencing their episodes at the opposite times of the year than someone from Australia.
Seasonal Affective Disorder in the United States is comparable to that of other countries. Nordic countries, however, appear to have an overall lower prevalence of this disorder.
Northern
A seasonal business. for instance, a winter seasonal business would be a plowing company.
This disorder you are generally born with, so anybody with it gets mad/sad/happy in like five seconds. Bipolarness is probably found in places that are in war like Iraq, for instance. Hope that helps!
Seasonal colors differ with each season. For instance, for fall colors will tend to be red and yellow like leaves and spring will have lighter and brighter colors.
An organic mental disorder or organic mental illness is one that is caused by bodily disease. For instance, syphilitic insanity is an organic mental disorder.
Vegetables that taste better during suitable climate conditions or seasons of the year. For instance, Corn is a summer crop.
The control of timing in organisms. When to wake, sleep and other seasonal changes that can be pronounced is some organisms. Hibernation, for instance.
In countries that do not have a sustainable economic policy. Zimbabwe for instance.
Yes. Portugal is a member of several international groups of countries. The UN for instance.
That depends on the industry. For instance, in logging... in Kalispell, Montana, logging season is during the summer (which is brief in Montana), and the rest of the year the loggers are unemployed. In other industries, the unemployment might happen when tourists aren't around, or when it is warm (if you work at a ski resort for instance).
In some countries the president is actually a dictator, in these cases the president would have absolute power. It is not so in countries such as the USA or France for instance.
Not as much as people living in rich countries. You question is too general to provide a specific answer. For instance in poor countries there are always some very very rich people.
MadridMany capital cities are not on coastlines. All landlocked countries for instance.