Síntesis de nanotubos de dióxido de titanio modificados con óxidos metálicos para su uso como fotocatalizadores

In the “big picture” perspective of the recent years that we have described in Brazil, Spain, Portugal and Puerto Rico there are some similarities and important differences,

- Competition for water and land for non-food supply - Very high energy input agriculture is not replicable - High rates of losses and waste of food. - Environmental implications

1. S., III, 52, 1-3: Examinadas estas cosas por nosotros, sería apropiado a los lugares antes citados tratar lo contado en la historia sobre las Amazonas que había antiguamente

Abstract: Transepidermal water-loss (TEWL), stratum-corneum hydration (SCH), erythema, elas- ticity, pH and melanin, are parameters of the epidermal barrier function and

 The expansionary monetary policy measures have had a negative impact on net interest margins both via the reduction in interest rates and –less powerfully- the flattening of the

Keywords: Metal mining conflicts, political ecology, politics of scale, environmental justice movement, social multi-criteria evaluation, consultations, Latin

In the previous sections we have shown how astronomical alignments and solar hierophanies – with a common interest in the solstices − were substantiated in the

Even though the 1920s offered new employment opportunities in industries previously closed to women, often the women who took these jobs found themselves exploited.. No matter