results are compared to a few historica indicators of population in Brazil and Pernambuco. …

This article intends to reflect upon a few decisive moments of history writing in Brazil, as well as upon some specific … reading and of the book ; and the history of slavery, having as a backdrop the political implications of historiographic work …

Mercury-usage in artisanal and small-scale gold mining (ASGM) has accelerated in developing countries during the last … examines the impact of these efforts on mining techniques and residents’ attitudes towards the use of mercury. Despite the …

improve the national infrastructure, particularly in the ports in northern Brazil, could lead to large improvements in the … in Brasilien zu ermitteln, wurde eine Markt- und Kostenanalyse für vier Anbaugebiete im Sorriso-Santos-Korridor mit … auf dem Weltmarkt gehört Brasilien zu den Hauptversorgern der weltweiten Sojanachfrage. Der Einfluss von Logistik und …

and exploitation. We endeavor to understand the mechanisms by which environmental change acts to make purposeful efforts …

structure, we argue that technologies which occupy a core position of network are in propensity for exploitation in succeeding …