Political pronouncements and policy statements include much conjecture concerning the
health and behavioral effects of economic decline. We both summarize empirical research …

Soil is the source and sink of microplastics (MPs), which is more polluted than water and air.
In this paper, the pollution levels of MPs in the agriculture, roadside, urban and landfill soils …

With the increased distribution of microplastics in the environment, the potential for harmful
effects on human health and ecosystems have become a global concern. Considering that …

In human populations, changes in genetic variation are driven not only by genetic
processes, but can also arise from cultural or social changes. An abrupt population …

Infant and childhood sex ratios in nineteenth‐century Spain were abnormally high, thus
pointing to some sort of unexplained excess female mortality. This article analyses internal …

Recent research argues that discriminatory practices unduly inflated female excess mortality
during infancy and childhood in historical Europe. This article reviews the existing evidence …

Introduction Skewed levels of the sex ratio at birth (SRB) due to sex-selective abortions have
been observed in several countries since the 1970s. They will lead to long-term sex …

BACKGROUND Previous research has demonstrated an association between economic
contraction at both the individual and aggregate level, and adverse health outcomes …

Background An extensive assessment investigating the association between sex differences
and neonatal outcomes is lacking. In the current study, we estimated the correlation of …

A wealth of demographic research has explored the determinants of sex ratios at birth, but
few studies have considered the role of foetal loss (spontaneous abortion), in producing …