It is estimated that hundreds of thousands of tons of solar panel waste are going to be produced yearly just in the United States from the year 2035 on, most of which could be recycled. This paper estimates the amount of scrap material to be produced from solar photovoltaic panels...

The goal of this article is to assess the optimal choices of a smallholder quinoa farmer in the Puno region of Peru, in terms of his decision if and when to undertake certain investments that are expected to increase quinoa yield and crop resistance to harsh weather conditions, such as frost. We...