Childhood leukaemia in England and Wales has seen a real increase since 1970s

Increase in extrapulmonary tuberculosis in England and Wales 1999-2006.

BACKGROUND Extrapulmonary tuberculosis appears to be increasing in England and Wales. The trends in extrapulmonary tuberculosis and factors associated with these trends were examined. METHODS National tuberculosis surveillance data from 1999-2006 for England and Wales were used, including demographic, clinical and laboratory information. Trends in the proportion of tuberculosis cases with ext...

Has protest increased since the 1970s? How a survey question can construct a spurious trend.

The literature on political participation asserts that protest has increased over the last four decades, all over the world. This trend is derived from surveys asking questions about participation in various forms of protest, including demonstrations, boycotts, and unofficial strikes. The latter question made sense in the context in which it was formulated, Britain in the early 1970s, and with ...

Change in European Societies since the 1970s

Has climate change driven spatio-temporal changes of cropland in northern China since the 1970s?

Improving the understanding of cropland change and its driving factors is a current focus for policy decision-makers in China. The datasets of cropland and cropland changes from the 1970s to the 2000s were used to explore whether climate change has produced spatiotemporal changes to cropland in northern China since the 1970s. Two representative indicators of heat and water resources, which are ...

Has the accuracy of energy demand projections in the OECD countries improved since the 1970s?

Since the 1970s almost all OECD countries have published projections or forecasts of future energy consumption. By now, three decades later, the actual values of energy consumption are available for the same number of countries and thus a considerable amount of empirical data is available concerning formal hypothesis testing, e.g. whether there have been improvements in the forecasting accuracy...