And if we do get an upsurge in problem drug users, we will be woefully ill-equipped to deal with it".
Most critically for the purposes of this study, both tribes have undergone accelerated change within the past 200 years resulting in dramatic upsurges in problems that were previously unknown to them (e.g., alcoholism, other substance dependencies, unemployment) or previously had been very different in magnitude and expression (e.g., violence, trauma, within family abuse).
In addition, fighting the remnants of the Islamic State will now become Russia's problem, with any upsurge in violence likely to undermine the Kremlin position that Syria is stable enough for a postwar political process and reconstruction funds.
The strategic positions of Zhenjiang and Lagos seems to offer a "location-specific" edge, attraction and pull across all frontiers of international business with resultant upsurge in population growth, investment climates and attendant problems.
China, a country usually not associated with overweight and obesity problems, has experienced an upsurge in type two diabetes.
Growing numbers of people are suffering from eating problems, splitting headaches and severe oral pain because of an upsurge in teeth grinding which dentists are blaming on job insecurity, linked to the recession.
Gerry Gable of the anti-fascist magazine Searchlight said: "We're faced with an upsurge in fascist groups, and it's a real problem.
They are the long-term users, people who started taking the drug in their late teens or twenties during the upsurge in heroin use during the 1990s, and who have underlying health problems cased by years of addiction.
They are the longterm users, people who started taking the drug in their late teens or twenties during the upsurge in heroin use during the 1990s, and who have underlying health problems cased by years of addiction.
In addition to political problems continuing to grow during the past three years, a recent upsurge in bushmeat hunting has impacted lemurs, tortoises and other species.
But the biggest problem in bringing them to heel is the seemingly unstoppable upsurge in tit-for-tat sectarian violence, especially in Baghdad.
